Home / 147,589.92-221,352.24-42,385.44

Finding the Fourth Proportional to 147,589.92, 221,352.24 and 42,385.44

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Solution

The fourth proportional to 147,589.92, 221,352.24 and 42,385.44 is: 63,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,589.92 : 221,352.24 = 42,385.44 : x
  2. Step 2: Convert to fraction form
    147,589.92/221,352.24 = 42,385.44/x
  3. Step 3: Cross multiply
    147,589.92x = 221,352.24 × 42,385.44
  4. Step 4: Simplify right side
    147,589.92x = 9,382,112,087.39
  5. Step 5: Solve for x
    x = 9,382,112,087.39/147,589.92
  6. Step 6: Final answer
    x = 63,568.79

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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.