Home / 45,124.92-62,207.16-31,654.38

Finding the Fourth Proportional to 45,124.92, 62,207.16 and 31,654.38

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Solution

The fourth proportional to 45,124.92, 62,207.16 and 31,654.38 is: 43,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,124.92 : 62,207.16 = 31,654.38 : x
  2. Step 2: Convert to fraction form
    45,124.92/62,207.16 = 31,654.38/x
  3. Step 3: Cross multiply
    45,124.92x = 62,207.16 × 31,654.38
  4. Step 4: Simplify right side
    45,124.92x = 1,969,129,081.36
  5. Step 5: Solve for x
    x = 1,969,129,081.36/45,124.92
  6. Step 6: Final answer
    x = 43,637.29

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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.