Home / 129,049.32-193,647.60-50,153.28

Finding the Fourth Proportional to 129,049.32, 193,647.60 and 50,153.28

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Solution

The fourth proportional to 129,049.32, 193,647.60 and 50,153.28 is: 75,258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,049.32 : 193,647.60 = 50,153.28 : x
  2. Step 2: Convert to fraction form
    129,049.32/193,647.60 = 50,153.28/x
  3. Step 3: Cross multiply
    129,049.32x = 193,647.60 × 50,153.28
  4. Step 4: Simplify right side
    129,049.32x = 9,712,062,304.13
  5. Step 5: Solve for x
    x = 9,712,062,304.13/129,049.32
  6. Step 6: Final answer
    x = 75,258.53

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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.