Home / 129,231.18-193,767.36-50,253.32

Finding the Fourth Proportional to 129,231.18, 193,767.36 and 50,253.32

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Solution

The fourth proportional to 129,231.18, 193,767.36 and 50,253.32 is: 75,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,231.18 : 193,767.36 = 50,253.32 : x
  2. Step 2: Convert to fraction form
    129,231.18/193,767.36 = 50,253.32/x
  3. Step 3: Cross multiply
    129,231.18x = 193,767.36 × 50,253.32
  4. Step 4: Simplify right side
    129,231.18x = 9,737,453,147.64
  5. Step 5: Solve for x
    x = 9,737,453,147.64/129,231.18
  6. Step 6: Final answer
    x = 75,349.10

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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.