Home / 67,717.38-101,550.96-28,277.13

Finding the Fourth Proportional to 67,717.38, 101,550.96 and 28,277.13

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Solution

The fourth proportional to 67,717.38, 101,550.96 and 28,277.13 is: 42,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,717.38 : 101,550.96 = 28,277.13 : x
  2. Step 2: Convert to fraction form
    67,717.38/101,550.96 = 28,277.13/x
  3. Step 3: Cross multiply
    67,717.38x = 101,550.96 × 28,277.13
  4. Step 4: Simplify right side
    67,717.38x = 2,871,569,697.54
  5. Step 5: Solve for x
    x = 2,871,569,697.54/67,717.38
  6. Step 6: Final answer
    x = 42,405.21

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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.