Home / 67,484.14-93,139.52-39,206.24

Finding the Fourth Proportional to 67,484.14, 93,139.52 and 39,206.24

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Solution

The fourth proportional to 67,484.14, 93,139.52 and 39,206.24 is: 54,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,484.14 : 93,139.52 = 39,206.24 : x
  2. Step 2: Convert to fraction form
    67,484.14/93,139.52 = 39,206.24/x
  3. Step 3: Cross multiply
    67,484.14x = 93,139.52 × 39,206.24
  4. Step 4: Simplify right side
    67,484.14x = 3,651,650,374.60
  5. Step 5: Solve for x
    x = 3,651,650,374.60/67,484.14
  6. Step 6: Final answer
    x = 54,111.24

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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.