Home / 67,495.77-93,155.58-39,217.86

Finding the Fourth Proportional to 67,495.77, 93,155.58 and 39,217.86

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Solution

The fourth proportional to 67,495.77, 93,155.58 and 39,217.86 is: 54,127.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,495.77 : 93,155.58 = 39,217.86 : x
  2. Step 2: Convert to fraction form
    67,495.77/93,155.58 = 39,217.86/x
  3. Step 3: Cross multiply
    67,495.77x = 93,155.58 × 39,217.86
  4. Step 4: Simplify right side
    67,495.77x = 3,653,362,494.66
  5. Step 5: Solve for x
    x = 3,653,362,494.66/67,495.77
  6. Step 6: Final answer
    x = 54,127.28

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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.