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Finding the Fourth Proportional to 176,174.40, 263,721.60 and 97,046.40

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Solution

The fourth proportional to 176,174.40, 263,721.60 and 97,046.40 is: 145,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,174.40 : 263,721.60 = 97,046.40 : x
  2. Step 2: Convert to fraction form
    176,174.40/263,721.60 = 97,046.40/x
  3. Step 3: Cross multiply
    176,174.40x = 263,721.60 × 97,046.40
  4. Step 4: Simplify right side
    176,174.40x = 25,593,231,882.24
  5. Step 5: Solve for x
    x = 25,593,231,882.24/176,174.40
  6. Step 6: Final answer
    x = 145,272.14

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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.