Home / 71,572.24-107,333.70-36,019.82

Finding the Fourth Proportional to 71,572.24, 107,333.70 and 36,019.82

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Solution

The fourth proportional to 71,572.24, 107,333.70 and 36,019.82 is: 54,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,572.24 : 107,333.70 = 36,019.82 : x
  2. Step 2: Convert to fraction form
    71,572.24/107,333.70 = 36,019.82/x
  3. Step 3: Cross multiply
    71,572.24x = 107,333.70 × 36,019.82
  4. Step 4: Simplify right side
    71,572.24x = 3,866,140,553.93
  5. Step 5: Solve for x
    x = 3,866,140,553.93/71,572.24
  6. Step 6: Final answer
    x = 54,017.32

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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.