Home / 52,585.80-78,752.94-30,331.71

Finding the Fourth Proportional to 52,585.80, 78,752.94 and 30,331.71

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Solution

The fourth proportional to 52,585.80, 78,752.94 and 30,331.71 is: 45,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,585.80 : 78,752.94 = 30,331.71 : x
  2. Step 2: Convert to fraction form
    52,585.80/78,752.94 = 30,331.71/x
  3. Step 3: Cross multiply
    52,585.80x = 78,752.94 × 30,331.71
  4. Step 4: Simplify right side
    52,585.80x = 2,388,711,337.73
  5. Step 5: Solve for x
    x = 2,388,711,337.73/52,585.80
  6. Step 6: Final answer
    x = 45,425.03

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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.