Home / 154,331.60-231,514-49,125.96

Finding the Fourth Proportional to 154,331.60, 231,514 and 49,125.96

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Solution

The fourth proportional to 154,331.60, 231,514 and 49,125.96 is: 73,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,331.60 : 231,514 = 49,125.96 : x
  2. Step 2: Convert to fraction form
    154,331.60/231,514 = 49,125.96/x
  3. Step 3: Cross multiply
    154,331.60x = 231,514 × 49,125.96
  4. Step 4: Simplify right side
    154,331.60x = 11,373,347,503.44
  5. Step 5: Solve for x
    x = 11,373,347,503.44/154,331.60
  6. Step 6: Final answer
    x = 73,694.22

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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.