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Finding the Fourth Proportional to 171,463.64, 236,613.30 and 96,008.36

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Solution

The fourth proportional to 171,463.64, 236,613.30 and 96,008.36 is: 132,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,463.64 : 236,613.30 = 96,008.36 : x
  2. Step 2: Convert to fraction form
    171,463.64/236,613.30 = 96,008.36/x
  3. Step 3: Cross multiply
    171,463.64x = 236,613.30 × 96,008.36
  4. Step 4: Simplify right side
    171,463.64x = 22,716,854,887.19
  5. Step 5: Solve for x
    x = 22,716,854,887.19/171,463.64
  6. Step 6: Final answer
    x = 132,487.88

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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.