Home / 151,619.88-227,196.54-89,221.80

Finding the Fourth Proportional to 151,619.88, 227,196.54 and 89,221.80

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Solution

The fourth proportional to 151,619.88, 227,196.54 and 89,221.80 is: 133,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,619.88 : 227,196.54 = 89,221.80 : x
  2. Step 2: Convert to fraction form
    151,619.88/227,196.54 = 89,221.80/x
  3. Step 3: Cross multiply
    151,619.88x = 227,196.54 × 89,221.80
  4. Step 4: Simplify right side
    151,619.88x = 20,270,884,252.57
  5. Step 5: Solve for x
    x = 20,270,884,252.57/151,619.88
  6. Step 6: Final answer
    x = 133,695.42

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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.