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Finding the Fourth Proportional to 162,495.92, 243,748.94 and 44,169.78

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Solution

The fourth proportional to 162,495.92, 243,748.94 and 44,169.78 is: 66,256.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,495.92 : 243,748.94 = 44,169.78 : x
  2. Step 2: Convert to fraction form
    162,495.92/243,748.94 = 44,169.78/x
  3. Step 3: Cross multiply
    162,495.92x = 243,748.94 × 44,169.78
  4. Step 4: Simplify right side
    162,495.92x = 10,766,337,055.03
  5. Step 5: Solve for x
    x = 10,766,337,055.03/162,495.92
  6. Step 6: Final answer
    x = 66,256.05

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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.