Home / 169,419.42-254,151.18-51,102.72

Finding the Fourth Proportional to 169,419.42, 254,151.18 and 51,102.72

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Solution

The fourth proportional to 169,419.42, 254,151.18 and 51,102.72 is: 76,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,419.42 : 254,151.18 = 51,102.72 : x
  2. Step 2: Convert to fraction form
    169,419.42/254,151.18 = 51,102.72/x
  3. Step 3: Cross multiply
    169,419.42x = 254,151.18 × 51,102.72
  4. Step 4: Simplify right side
    169,419.42x = 12,987,816,589.21
  5. Step 5: Solve for x
    x = 12,987,816,589.21/169,419.42
  6. Step 6: Final answer
    x = 76,660.73

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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.