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Finding the Fourth Proportional to 119,562.24, 179,346.48 and 36,456

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Solution

The fourth proportional to 119,562.24, 179,346.48 and 36,456 is: 54,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,562.24 : 179,346.48 = 36,456 : x
  2. Step 2: Convert to fraction form
    119,562.24/179,346.48 = 36,456/x
  3. Step 3: Cross multiply
    119,562.24x = 179,346.48 × 36,456
  4. Step 4: Simplify right side
    119,562.24x = 6,538,255,274.88
  5. Step 5: Solve for x
    x = 6,538,255,274.88/119,562.24
  6. Step 6: Final answer
    x = 54,684.95

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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.