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Finding the Fourth Proportional to 60,403.75, 83,398.87 and 37,752.92

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Solution

The fourth proportional to 60,403.75, 83,398.87 and 37,752.92 is: 52,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,403.75 : 83,398.87 = 37,752.92 : x
  2. Step 2: Convert to fraction form
    60,403.75/83,398.87 = 37,752.92/x
  3. Step 3: Cross multiply
    60,403.75x = 83,398.87 × 37,752.92
  4. Step 4: Simplify right side
    60,403.75x = 3,148,550,810.14
  5. Step 5: Solve for x
    x = 3,148,550,810.14/60,403.75
  6. Step 6: Final answer
    x = 52,125.09

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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.