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Finding the Fourth Proportional to 179,059.46, 268,619.79 and 73,820.90

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Solution

The fourth proportional to 179,059.46, 268,619.79 and 73,820.90 is: 110,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,059.46 : 268,619.79 = 73,820.90 : x
  2. Step 2: Convert to fraction form
    179,059.46/268,619.79 = 73,820.90/x
  3. Step 3: Cross multiply
    179,059.46x = 268,619.79 × 73,820.90
  4. Step 4: Simplify right side
    179,059.46x = 19,829,754,655.61
  5. Step 5: Solve for x
    x = 19,829,754,655.61/179,059.46
  6. Step 6: Final answer
    x = 110,743.97

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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.