Home / 147,198.25-220,799.55-42,017.29

Finding the Fourth Proportional to 147,198.25, 220,799.55 and 42,017.29

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Solution

The fourth proportional to 147,198.25, 220,799.55 and 42,017.29 is: 63,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,198.25 : 220,799.55 = 42,017.29 : x
  2. Step 2: Convert to fraction form
    147,198.25/220,799.55 = 42,017.29/x
  3. Step 3: Cross multiply
    147,198.25x = 220,799.55 × 42,017.29
  4. Step 4: Simplify right side
    147,198.25x = 9,277,398,724.22
  5. Step 5: Solve for x
    x = 9,277,398,724.22/147,198.25
  6. Step 6: Final answer
    x = 63,026.56

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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.