Home / 58,982.20-88,230.30-53,791.72

Finding the Fourth Proportional to 58,982.20, 88,230.30 and 53,791.72

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Solution

The fourth proportional to 58,982.20, 88,230.30 and 53,791.72 is: 80,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,982.20 : 88,230.30 = 53,791.72 : x
  2. Step 2: Convert to fraction form
    58,982.20/88,230.30 = 53,791.72/x
  3. Step 3: Cross multiply
    58,982.20x = 88,230.30 × 53,791.72
  4. Step 4: Simplify right side
    58,982.20x = 4,746,059,593.12
  5. Step 5: Solve for x
    x = 4,746,059,593.12/58,982.20
  6. Step 6: Final answer
    x = 80,465.96

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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.