Home / 60,874.11-83,937.92-39,335.49

Finding the Fourth Proportional to 60,874.11, 83,937.92 and 39,335.49

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Solution

The fourth proportional to 60,874.11, 83,937.92 and 39,335.49 is: 54,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,874.11 : 83,937.92 = 39,335.49 : x
  2. Step 2: Convert to fraction form
    60,874.11/83,937.92 = 39,335.49/x
  3. Step 3: Cross multiply
    60,874.11x = 83,937.92 × 39,335.49
  4. Step 4: Simplify right side
    60,874.11x = 3,301,739,016.10
  5. Step 5: Solve for x
    x = 3,301,739,016.10/60,874.11
  6. Step 6: Final answer
    x = 54,238.81

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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.