Home / 129,062.32-193,519-50,084.24

Finding the Fourth Proportional to 129,062.32, 193,519 and 50,084.24

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Solution

The fourth proportional to 129,062.32, 193,519 and 50,084.24 is: 75,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,062.32 : 193,519 = 50,084.24 : x
  2. Step 2: Convert to fraction form
    129,062.32/193,519 = 50,084.24/x
  3. Step 3: Cross multiply
    129,062.32x = 193,519 × 50,084.24
  4. Step 4: Simplify right side
    129,062.32x = 9,692,252,040.56
  5. Step 5: Solve for x
    x = 9,692,252,040.56/129,062.32
  6. Step 6: Final answer
    x = 75,097.46

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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.