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Finding the Fourth Proportional to 162,641.16, 243,937.08 and 44,321.94

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Solution

The fourth proportional to 162,641.16, 243,937.08 and 44,321.94 is: 66,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,641.16 : 243,937.08 = 44,321.94 : x
  2. Step 2: Convert to fraction form
    162,641.16/243,937.08 = 44,321.94/x
  3. Step 3: Cross multiply
    162,641.16x = 243,937.08 × 44,321.94
  4. Step 4: Simplify right side
    162,641.16x = 10,811,764,623.54
  5. Step 5: Solve for x
    x = 10,811,764,623.54/162,641.16
  6. Step 6: Final answer
    x = 66,476.19

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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.