Home / 163,972.17-226,288.59-91,375.14

Finding the Fourth Proportional to 163,972.17, 226,288.59 and 91,375.14

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Solution

The fourth proportional to 163,972.17, 226,288.59 and 91,375.14 is: 126,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,972.17 : 226,288.59 = 91,375.14 : x
  2. Step 2: Convert to fraction form
    163,972.17/226,288.59 = 91,375.14/x
  3. Step 3: Cross multiply
    163,972.17x = 226,288.59 × 91,375.14
  4. Step 4: Simplify right side
    163,972.17x = 20,677,151,591.65
  5. Step 5: Solve for x
    x = 20,677,151,591.65/163,972.17
  6. Step 6: Final answer
    x = 126,101.59

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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.