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Finding the Fourth Proportional to 55,984.96, 77,269.31 and 32,119.53

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Solution

The fourth proportional to 55,984.96, 77,269.31 and 32,119.53 is: 44,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,984.96 : 77,269.31 = 32,119.53 : x
  2. Step 2: Convert to fraction form
    55,984.96/77,269.31 = 32,119.53/x
  3. Step 3: Cross multiply
    55,984.96x = 77,269.31 × 32,119.53
  4. Step 4: Simplify right side
    55,984.96x = 2,481,853,920.62
  5. Step 5: Solve for x
    x = 2,481,853,920.62/55,984.96
  6. Step 6: Final answer
    x = 44,330.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.