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Finding the Fourth Proportional to 71,373.38, 107,032.38 and 38,075.27

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Solution

The fourth proportional to 71,373.38, 107,032.38 and 38,075.27 is: 57,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,373.38 : 107,032.38 = 38,075.27 : x
  2. Step 2: Convert to fraction form
    71,373.38/107,032.38 = 38,075.27/x
  3. Step 3: Cross multiply
    71,373.38x = 107,032.38 × 38,075.27
  4. Step 4: Simplify right side
    71,373.38x = 4,075,287,034.82
  5. Step 5: Solve for x
    x = 4,075,287,034.82/71,373.38
  6. Step 6: Final answer
    x = 57,098.14

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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.