Home / 173,882.10-260,758.35-121,134.90

Finding the Fourth Proportional to 173,882.10, 260,758.35 and 121,134.90

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Solution

The fourth proportional to 173,882.10, 260,758.35 and 121,134.90 is: 181,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,882.10 : 260,758.35 = 121,134.90 : x
  2. Step 2: Convert to fraction form
    173,882.10/260,758.35 = 121,134.90/x
  3. Step 3: Cross multiply
    173,882.10x = 260,758.35 × 121,134.90
  4. Step 4: Simplify right side
    173,882.10x = 31,586,936,651.42
  5. Step 5: Solve for x
    x = 31,586,936,651.42/173,882.10
  6. Step 6: Final answer
    x = 181,657.21

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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.