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Finding the Fourth Proportional to 57,863.76, 79,852.08 and 32,713.24

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Solution

The fourth proportional to 57,863.76, 79,852.08 and 32,713.24 is: 45,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,863.76 : 79,852.08 = 32,713.24 : x
  2. Step 2: Convert to fraction form
    57,863.76/79,852.08 = 32,713.24/x
  3. Step 3: Cross multiply
    57,863.76x = 79,852.08 × 32,713.24
  4. Step 4: Simplify right side
    57,863.76x = 2,612,220,257.54
  5. Step 5: Solve for x
    x = 2,612,220,257.54/57,863.76
  6. Step 6: Final answer
    x = 45,144.32

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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.