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Finding the Fourth Proportional to 168,343.76, 232,104.24 and 107,814.89

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Solution

The fourth proportional to 168,343.76, 232,104.24 and 107,814.89 is: 148,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,343.76 : 232,104.24 = 107,814.89 : x
  2. Step 2: Convert to fraction form
    168,343.76/232,104.24 = 107,814.89/x
  3. Step 3: Cross multiply
    168,343.76x = 232,104.24 × 107,814.89
  4. Step 4: Simplify right side
    168,343.76x = 25,024,291,943.61
  5. Step 5: Solve for x
    x = 25,024,291,943.61/168,343.76
  6. Step 6: Final answer
    x = 148,649.96

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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.