Home / 57,251.21-85,766.11-32,215.19

Finding the Fourth Proportional to 57,251.21, 85,766.11 and 32,215.19

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Solution

The fourth proportional to 57,251.21, 85,766.11 and 32,215.19 is: 48,260.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,251.21 : 85,766.11 = 32,215.19 : x
  2. Step 2: Convert to fraction form
    57,251.21/85,766.11 = 32,215.19/x
  3. Step 3: Cross multiply
    57,251.21x = 85,766.11 × 32,215.19
  4. Step 4: Simplify right side
    57,251.21x = 2,762,971,019.84
  5. Step 5: Solve for x
    x = 2,762,971,019.84/57,251.21
  6. Step 6: Final answer
    x = 48,260.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.