Home / 83,007.15-114,549.62-45,281.13

Finding the Fourth Proportional to 83,007.15, 114,549.62 and 45,281.13

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Solution

The fourth proportional to 83,007.15, 114,549.62 and 45,281.13 is: 62,487.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,007.15 : 114,549.62 = 45,281.13 : x
  2. Step 2: Convert to fraction form
    83,007.15/114,549.62 = 45,281.13/x
  3. Step 3: Cross multiply
    83,007.15x = 114,549.62 × 45,281.13
  4. Step 4: Simplify right side
    83,007.15x = 5,186,936,234.67
  5. Step 5: Solve for x
    x = 5,186,936,234.67/83,007.15
  6. Step 6: Final answer
    x = 62,487.82

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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.