Home / 74,995.20-112,436.64-25,046.28

Finding the Fourth Proportional to 74,995.20, 112,436.64 and 25,046.28

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Solution

The fourth proportional to 74,995.20, 112,436.64 and 25,046.28 is: 37,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,995.20 : 112,436.64 = 25,046.28 : x
  2. Step 2: Convert to fraction form
    74,995.20/112,436.64 = 25,046.28/x
  3. Step 3: Cross multiply
    74,995.20x = 112,436.64 × 25,046.28
  4. Step 4: Simplify right side
    74,995.20x = 2,816,119,567.70
  5. Step 5: Solve for x
    x = 2,816,119,567.70/74,995.20
  6. Step 6: Final answer
    x = 37,550.66

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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.