Home / 138,398.04-207,626.28-44,896.56

Finding the Fourth Proportional to 138,398.04, 207,626.28 and 44,896.56

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Solution

The fourth proportional to 138,398.04, 207,626.28 and 44,896.56 is: 67,354.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,398.04 : 207,626.28 = 44,896.56 : x
  2. Step 2: Convert to fraction form
    138,398.04/207,626.28 = 44,896.56/x
  3. Step 3: Cross multiply
    138,398.04x = 207,626.28 × 44,896.56
  4. Step 4: Simplify right side
    138,398.04x = 9,321,705,737.60
  5. Step 5: Solve for x
    x = 9,321,705,737.60/138,398.04
  6. Step 6: Final answer
    x = 67,354.32

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1.5x scale

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.