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Finding the Fourth Proportional to 57,643.74, 79,552.02 and 32,494.86

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Solution

The fourth proportional to 57,643.74, 79,552.02 and 32,494.86 is: 44,844.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,643.74 : 79,552.02 = 32,494.86 : x
  2. Step 2: Convert to fraction form
    57,643.74/79,552.02 = 32,494.86/x
  3. Step 3: Cross multiply
    57,643.74x = 79,552.02 × 32,494.86
  4. Step 4: Simplify right side
    57,643.74x = 2,585,031,752.62
  5. Step 5: Solve for x
    x = 2,585,031,752.62/57,643.74
  6. Step 6: Final answer
    x = 44,844.97

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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.