Home / 131,584.71-197,397.78-56,726.13

Finding the Fourth Proportional to 131,584.71, 197,397.78 and 56,726.13

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Solution

The fourth proportional to 131,584.71, 197,397.78 and 56,726.13 is: 85,098.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,584.71 : 197,397.78 = 56,726.13 : x
  2. Step 2: Convert to fraction form
    131,584.71/197,397.78 = 56,726.13/x
  3. Step 3: Cross multiply
    131,584.71x = 197,397.78 × 56,726.13
  4. Step 4: Simplify right side
    131,584.71x = 11,197,612,129.99
  5. Step 5: Solve for x
    x = 11,197,612,129.99/131,584.71
  6. Step 6: Final answer
    x = 85,098.13

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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.