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Finding the Fourth Proportional to 361,883.26, 542,829.51 and 95,641.47

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Solution

The fourth proportional to 361,883.26, 542,829.51 and 95,641.47 is: 143,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,883.26 : 542,829.51 = 95,641.47 : x
  2. Step 2: Convert to fraction form
    361,883.26/542,829.51 = 95,641.47/x
  3. Step 3: Cross multiply
    361,883.26x = 542,829.51 × 95,641.47
  4. Step 4: Simplify right side
    361,883.26x = 51,917,011,817.57
  5. Step 5: Solve for x
    x = 51,917,011,817.57/361,883.26
  6. Step 6: Final answer
    x = 143,463.43

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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.