Home / 272,445.59-375,976.78-151,591.97

Finding the Fourth Proportional to 272,445.59, 375,976.78 and 151,591.97

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Solution

The fourth proportional to 272,445.59, 375,976.78 and 151,591.97 is: 209,197.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,445.59 : 375,976.78 = 151,591.97 : x
  2. Step 2: Convert to fraction form
    272,445.59/375,976.78 = 151,591.97/x
  3. Step 3: Cross multiply
    272,445.59x = 375,976.78 × 151,591.97
  4. Step 4: Simplify right side
    272,445.59x = 56,995,060,754.46
  5. Step 5: Solve for x
    x = 56,995,060,754.46/272,445.59
  6. Step 6: Final answer
    x = 209,197.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.