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Finding the Fourth Proportional to 95,787.80, 143,681.69 and 29,228.27

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Solution

The fourth proportional to 95,787.80, 143,681.69 and 29,228.27 is: 43,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,787.80 : 143,681.69 = 29,228.27 : x
  2. Step 2: Convert to fraction form
    95,787.80/143,681.69 = 29,228.27/x
  3. Step 3: Cross multiply
    95,787.80x = 143,681.69 × 29,228.27
  4. Step 4: Simplify right side
    95,787.80x = 4,199,567,229.38
  5. Step 5: Solve for x
    x = 4,199,567,229.38/95,787.80
  6. Step 6: Final answer
    x = 43,842.40

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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.