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Finding the Fourth Proportional to 162,881.28, 244,322.10 and 44,543.88

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Solution

The fourth proportional to 162,881.28, 244,322.10 and 44,543.88 is: 66,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,881.28 : 244,322.10 = 44,543.88 : x
  2. Step 2: Convert to fraction form
    162,881.28/244,322.10 = 44,543.88/x
  3. Step 3: Cross multiply
    162,881.28x = 244,322.10 × 44,543.88
  4. Step 4: Simplify right side
    162,881.28x = 10,883,054,303.75
  5. Step 5: Solve for x
    x = 10,883,054,303.75/162,881.28
  6. Step 6: Final answer
    x = 66,815.87

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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.