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Finding the Fourth Proportional to 151,307, 226,833.45 and 65,854.04

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Solution

The fourth proportional to 151,307, 226,833.45 and 65,854.04 is: 98,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,307 : 226,833.45 = 65,854.04 : x
  2. Step 2: Convert to fraction form
    151,307/226,833.45 = 65,854.04/x
  3. Step 3: Cross multiply
    151,307x = 226,833.45 × 65,854.04
  4. Step 4: Simplify right side
    151,307x = 14,937,899,089.64
  5. Step 5: Solve for x
    x = 14,937,899,089.64/151,307
  6. Step 6: Final answer
    x = 98,725.76

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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.