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Finding the Fourth Proportional to 57,641.74, 79,549.26 and 32,492.86

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Solution

The fourth proportional to 57,641.74, 79,549.26 and 32,492.86 is: 44,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,641.74 : 79,549.26 = 32,492.86 : x
  2. Step 2: Convert to fraction form
    57,641.74/79,549.26 = 32,492.86/x
  3. Step 3: Cross multiply
    57,641.74x = 79,549.26 × 32,492.86
  4. Step 4: Simplify right side
    57,641.74x = 2,584,782,968.28
  5. Step 5: Solve for x
    x = 2,584,782,968.28/57,641.74
  6. Step 6: Final answer
    x = 44,842.21

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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.