Home / 61,197.86-84,385.59-42,302.18

Finding the Fourth Proportional to 61,197.86, 84,385.59 and 42,302.18

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Solution

The fourth proportional to 61,197.86, 84,385.59 and 42,302.18 is: 58,330.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,197.86 : 84,385.59 = 42,302.18 : x
  2. Step 2: Convert to fraction form
    61,197.86/84,385.59 = 42,302.18/x
  3. Step 3: Cross multiply
    61,197.86x = 84,385.59 × 42,302.18
  4. Step 4: Simplify right side
    61,197.86x = 3,569,694,417.59
  5. Step 5: Solve for x
    x = 3,569,694,417.59/61,197.86
  6. Step 6: Final answer
    x = 58,330.38

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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.