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Finding the Fourth Proportional to 169,225.62, 253,805.61 and 64,052.79

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Solution

The fourth proportional to 169,225.62, 253,805.61 and 64,052.79 is: 96,066.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,225.62 : 253,805.61 = 64,052.79 : x
  2. Step 2: Convert to fraction form
    169,225.62/253,805.61 = 64,052.79/x
  3. Step 3: Cross multiply
    169,225.62x = 253,805.61 × 64,052.79
  4. Step 4: Simplify right side
    169,225.62x = 16,256,957,438.15
  5. Step 5: Solve for x
    x = 16,256,957,438.15/169,225.62
  6. Step 6: Final answer
    x = 96,066.76

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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.