Home / 83,337.04-125,451.88-74,764

Finding the Fourth Proportional to 83,337.04, 125,451.88 and 74,764

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Solution

The fourth proportional to 83,337.04, 125,451.88 and 74,764 is: 112,546.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,337.04 : 125,451.88 = 74,764 : x
  2. Step 2: Convert to fraction form
    83,337.04/125,451.88 = 74,764/x
  3. Step 3: Cross multiply
    83,337.04x = 125,451.88 × 74,764
  4. Step 4: Simplify right side
    83,337.04x = 9,379,284,356.32
  5. Step 5: Solve for x
    x = 9,379,284,356.32/83,337.04
  6. Step 6: Final answer
    x = 112,546.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.