Home / 83,108.34-114,691.86-45,385.02

Finding the Fourth Proportional to 83,108.34, 114,691.86 and 45,385.02

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Solution

The fourth proportional to 83,108.34, 114,691.86 and 45,385.02 is: 62,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,108.34 : 114,691.86 = 45,385.02 : x
  2. Step 2: Convert to fraction form
    83,108.34/114,691.86 = 45,385.02/x
  3. Step 3: Cross multiply
    83,108.34x = 114,691.86 × 45,385.02
  4. Step 4: Simplify right side
    83,108.34x = 5,205,292,359.94
  5. Step 5: Solve for x
    x = 5,205,292,359.94/83,108.34
  6. Step 6: Final answer
    x = 62,632.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.