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Finding the Fourth Proportional to 57,725.56, 79,660.92 and 32,230.44

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Solution

The fourth proportional to 57,725.56, 79,660.92 and 32,230.44 is: 44,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,725.56 : 79,660.92 = 32,230.44 : x
  2. Step 2: Convert to fraction form
    57,725.56/79,660.92 = 32,230.44/x
  3. Step 3: Cross multiply
    57,725.56x = 79,660.92 × 32,230.44
  4. Step 4: Simplify right side
    57,725.56x = 2,567,506,502.40
  5. Step 5: Solve for x
    x = 2,567,506,502.40/57,725.56
  6. Step 6: Final answer
    x = 44,477.81

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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.