Home / 62,187.39-85,832.46-39,521.97

Finding the Fourth Proportional to 62,187.39, 85,832.46 and 39,521.97

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Solution

The fourth proportional to 62,187.39, 85,832.46 and 39,521.97 is: 54,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,187.39 : 85,832.46 = 39,521.97 : x
  2. Step 2: Convert to fraction form
    62,187.39/85,832.46 = 39,521.97/x
  3. Step 3: Cross multiply
    62,187.39x = 85,832.46 × 39,521.97
  4. Step 4: Simplify right side
    62,187.39x = 3,392,267,909.15
  5. Step 5: Solve for x
    x = 3,392,267,909.15/62,187.39
  6. Step 6: Final answer
    x = 54,549.13

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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.