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Finding the Fourth Proportional to 57,842.73, 79,822.40 and 32,348.80

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Solution

The fourth proportional to 57,842.73, 79,822.40 and 32,348.80 is: 44,641.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,842.73 : 79,822.40 = 32,348.80 : x
  2. Step 2: Convert to fraction form
    57,842.73/79,822.40 = 32,348.80/x
  3. Step 3: Cross multiply
    57,842.73x = 79,822.40 × 32,348.80
  4. Step 4: Simplify right side
    57,842.73x = 2,582,158,691.38
  5. Step 5: Solve for x
    x = 2,582,158,691.38/57,842.73
  6. Step 6: Final answer
    x = 44,641.03

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1.5x scale

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.