Home / 151,105.48-226,653.60-38,781.16

Finding the Fourth Proportional to 151,105.48, 226,653.60 and 38,781.16

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Solution

The fourth proportional to 151,105.48, 226,653.60 and 38,781.16 is: 58,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,105.48 : 226,653.60 = 38,781.16 : x
  2. Step 2: Convert to fraction form
    151,105.48/226,653.60 = 38,781.16/x
  3. Step 3: Cross multiply
    151,105.48x = 226,653.60 × 38,781.16
  4. Step 4: Simplify right side
    151,105.48x = 8,789,889,526.18
  5. Step 5: Solve for x
    x = 8,789,889,526.18/151,105.48
  6. Step 6: Final answer
    x = 58,170.55

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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.