Home / 169,418.88-254,151.68-57,131.16

Finding the Fourth Proportional to 169,418.88, 254,151.68 and 57,131.16

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Solution

The fourth proportional to 169,418.88, 254,151.68 and 57,131.16 is: 85,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,418.88 : 254,151.68 = 57,131.16 : x
  2. Step 2: Convert to fraction form
    169,418.88/254,151.68 = 57,131.16/x
  3. Step 3: Cross multiply
    169,418.88x = 254,151.68 × 57,131.16
  4. Step 4: Simplify right side
    169,418.88x = 14,519,980,294.35
  5. Step 5: Solve for x
    x = 14,519,980,294.35/169,418.88
  6. Step 6: Final answer
    x = 85,704.62

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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.