Home / 67,539.25-93,204.21-39,246.76

Finding the Fourth Proportional to 67,539.25, 93,204.21 and 39,246.76

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Solution

The fourth proportional to 67,539.25, 93,204.21 and 39,246.76 is: 54,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,539.25 : 93,204.21 = 39,246.76 : x
  2. Step 2: Convert to fraction form
    67,539.25/93,204.21 = 39,246.76/x
  3. Step 3: Cross multiply
    67,539.25x = 93,204.21 × 39,246.76
  4. Step 4: Simplify right side
    67,539.25x = 3,657,963,260.86
  5. Step 5: Solve for x
    x = 3,657,963,260.86/67,539.25
  6. Step 6: Final answer
    x = 54,160.55

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.