Home / 83,269.07-114,908.45-47,470.61

Finding the Fourth Proportional to 83,269.07, 114,908.45 and 47,470.61

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Solution

The fourth proportional to 83,269.07, 114,908.45 and 47,470.61 is: 65,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,269.07 : 114,908.45 = 47,470.61 : x
  2. Step 2: Convert to fraction form
    83,269.07/114,908.45 = 47,470.61/x
  3. Step 3: Cross multiply
    83,269.07x = 114,908.45 × 47,470.61
  4. Step 4: Simplify right side
    83,269.07x = 5,454,773,403.76
  5. Step 5: Solve for x
    x = 5,454,773,403.76/83,269.07
  6. Step 6: Final answer
    x = 65,507.80

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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.