Home / 83,002.11-114,542.77-45,276.36

Finding the Fourth Proportional to 83,002.11, 114,542.77 and 45,276.36

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Solution

The fourth proportional to 83,002.11, 114,542.77 and 45,276.36 is: 62,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,002.11 : 114,542.77 = 45,276.36 : x
  2. Step 2: Convert to fraction form
    83,002.11/114,542.77 = 45,276.36/x
  3. Step 3: Cross multiply
    83,002.11x = 114,542.77 × 45,276.36
  4. Step 4: Simplify right side
    83,002.11x = 5,186,079,689.92
  5. Step 5: Solve for x
    x = 5,186,079,689.92/83,002.11
  6. Step 6: Final answer
    x = 62,481.30

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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.