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Finding the Fourth Proportional to 57,745.96, 79,684.24 and 32,248.79

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Solution

The fourth proportional to 57,745.96, 79,684.24 and 32,248.79 is: 44,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,745.96 : 79,684.24 = 32,248.79 : x
  2. Step 2: Convert to fraction form
    57,745.96/79,684.24 = 32,248.79/x
  3. Step 3: Cross multiply
    57,745.96x = 79,684.24 × 32,248.79
  4. Step 4: Simplify right side
    57,745.96x = 2,569,720,280.34
  5. Step 5: Solve for x
    x = 2,569,720,280.34/57,745.96
  6. Step 6: Final answer
    x = 44,500.43

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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.