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Finding the Fourth Proportional to 57,408.54, 79,225.11 and 32,258.46

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Solution

The fourth proportional to 57,408.54, 79,225.11 and 32,258.46 is: 44,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,408.54 : 79,225.11 = 32,258.46 : x
  2. Step 2: Convert to fraction form
    57,408.54/79,225.11 = 32,258.46/x
  3. Step 3: Cross multiply
    57,408.54x = 79,225.11 × 32,258.46
  4. Step 4: Simplify right side
    57,408.54x = 2,555,680,041.93
  5. Step 5: Solve for x
    x = 2,555,680,041.93/57,408.54
  6. Step 6: Final answer
    x = 44,517.42

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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.