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Finding the Fourth Proportional to 71,476.16, 107,187.00 and 24,078.54

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Solution

The fourth proportional to 71,476.16, 107,187.00 and 24,078.54 is: 36,108.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,476.16 : 107,187.00 = 24,078.54 : x
  2. Step 2: Convert to fraction form
    71,476.16/107,187.00 = 24,078.54/x
  3. Step 3: Cross multiply
    71,476.16x = 107,187.00 × 24,078.54
  4. Step 4: Simplify right side
    71,476.16x = 2,580,905,810.65
  5. Step 5: Solve for x
    x = 2,580,905,810.65/71,476.16
  6. Step 6: Final answer
    x = 36,108.62

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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.