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Finding the Fourth Proportional to 71,277.29, 106,939.68 and 23,897.07

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Solution

The fourth proportional to 71,277.29, 106,939.68 and 23,897.07 is: 35,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,277.29 : 106,939.68 = 23,897.07 : x
  2. Step 2: Convert to fraction form
    71,277.29/106,939.68 = 23,897.07/x
  3. Step 3: Cross multiply
    71,277.29x = 106,939.68 × 23,897.07
  4. Step 4: Simplify right side
    71,277.29x = 2,555,545,018.74
  5. Step 5: Solve for x
    x = 2,555,545,018.74/71,277.29
  6. Step 6: Final answer
    x = 35,853.57

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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.