Home / 57,217.50-78,965.01-32,071.86

Finding the Fourth Proportional to 57,217.50, 78,965.01 and 32,071.86

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Solution

The fourth proportional to 57,217.50, 78,965.01 and 32,071.86 is: 44,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,217.50 : 78,965.01 = 32,071.86 : x
  2. Step 2: Convert to fraction form
    57,217.50/78,965.01 = 32,071.86/x
  3. Step 3: Cross multiply
    57,217.50x = 78,965.01 × 32,071.86
  4. Step 4: Simplify right side
    57,217.50x = 2,532,554,745.62
  5. Step 5: Solve for x
    x = 2,532,554,745.62/57,217.50
  6. Step 6: Final answer
    x = 44,261.89

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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.