Home / 151,722.43-227,723.76-142,567.52

Finding the Fourth Proportional to 151,722.43, 227,723.76 and 142,567.52

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Solution

The fourth proportional to 151,722.43, 227,723.76 and 142,567.52 is: 213,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,722.43 : 227,723.76 = 142,567.52 : x
  2. Step 2: Convert to fraction form
    151,722.43/227,723.76 = 142,567.52/x
  3. Step 3: Cross multiply
    151,722.43x = 227,723.76 × 142,567.52
  4. Step 4: Simplify right side
    151,722.43x = 32,466,010,569.66
  5. Step 5: Solve for x
    x = 32,466,010,569.66/151,722.43
  6. Step 6: Final answer
    x = 213,982.94

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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.