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Finding the Fourth Proportional to 157,882.86, 236,820.96 and 51,266.70

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Solution

The fourth proportional to 157,882.86, 236,820.96 and 51,266.70 is: 76,898.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,882.86 : 236,820.96 = 51,266.70 : x
  2. Step 2: Convert to fraction form
    157,882.86/236,820.96 = 51,266.70/x
  3. Step 3: Cross multiply
    157,882.86x = 236,820.96 × 51,266.70
  4. Step 4: Simplify right side
    157,882.86x = 12,141,029,110.03
  5. Step 5: Solve for x
    x = 12,141,029,110.03/157,882.86
  6. Step 6: Final answer
    x = 76,898.97

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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.