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Finding the Fourth Proportional to 162,376.70, 243,536.34 and 44,057.26

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Solution

The fourth proportional to 162,376.70, 243,536.34 and 44,057.26 is: 66,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,376.70 : 243,536.34 = 44,057.26 : x
  2. Step 2: Convert to fraction form
    162,376.70/243,536.34 = 44,057.26/x
  3. Step 3: Cross multiply
    162,376.70x = 243,536.34 × 44,057.26
  4. Step 4: Simplify right side
    162,376.70x = 10,729,543,850.83
  5. Step 5: Solve for x
    x = 10,729,543,850.83/162,376.70
  6. Step 6: Final answer
    x = 66,078.10

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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.