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Finding the Fourth Proportional to 168,222, 232,150.68 and 96,614.76

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Solution

The fourth proportional to 168,222, 232,150.68 and 96,614.76 is: 133,330.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,222 : 232,150.68 = 96,614.76 : x
  2. Step 2: Convert to fraction form
    168,222/232,150.68 = 96,614.76/x
  3. Step 3: Cross multiply
    168,222x = 232,150.68 × 96,614.76
  4. Step 4: Simplify right side
    168,222x = 22,429,182,232.04
  5. Step 5: Solve for x
    x = 22,429,182,232.04/168,222
  6. Step 6: Final answer
    x = 133,330.85

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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.