Home / 127,508.28-175,953.84-73,789.46

Finding the Fourth Proportional to 127,508.28, 175,953.84 and 73,789.46

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Solution

The fourth proportional to 127,508.28, 175,953.84 and 73,789.46 is: 101,825.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,508.28 : 175,953.84 = 73,789.46 : x
  2. Step 2: Convert to fraction form
    127,508.28/175,953.84 = 73,789.46/x
  3. Step 3: Cross multiply
    127,508.28x = 175,953.84 × 73,789.46
  4. Step 4: Simplify right side
    127,508.28x = 12,983,538,838.53
  5. Step 5: Solve for x
    x = 12,983,538,838.53/127,508.28
  6. Step 6: Final answer
    x = 101,825.06

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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.