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Finding the Fourth Proportional to 162,947.76, 244,452.84 and 56,327.88

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Solution

The fourth proportional to 162,947.76, 244,452.84 and 56,327.88 is: 84,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,947.76 : 244,452.84 = 56,327.88 : x
  2. Step 2: Convert to fraction form
    162,947.76/244,452.84 = 56,327.88/x
  3. Step 3: Cross multiply
    162,947.76x = 244,452.84 × 56,327.88
  4. Step 4: Simplify right side
    162,947.76x = 13,769,510,237.18
  5. Step 5: Solve for x
    x = 13,769,510,237.18/162,947.76
  6. Step 6: Final answer
    x = 84,502.61

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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.