Home / 63,091.10-94,601.18-20,948.61

Finding the Fourth Proportional to 63,091.10, 94,601.18 and 20,948.61

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Solution

The fourth proportional to 63,091.10, 94,601.18 and 20,948.61 is: 31,411.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,091.10 : 94,601.18 = 20,948.61 : x
  2. Step 2: Convert to fraction form
    63,091.10/94,601.18 = 20,948.61/x
  3. Step 3: Cross multiply
    63,091.10x = 94,601.18 × 20,948.61
  4. Step 4: Simplify right side
    63,091.10x = 1,981,763,120.62
  5. Step 5: Solve for x
    x = 1,981,763,120.62/63,091.10
  6. Step 6: Final answer
    x = 31,411.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.