Home / 57,228.20-85,867.90-26,047.40

Finding the Fourth Proportional to 57,228.20, 85,867.90 and 26,047.40

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Solution

The fourth proportional to 57,228.20, 85,867.90 and 26,047.40 is: 39,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,228.20 : 85,867.90 = 26,047.40 : x
  2. Step 2: Convert to fraction form
    57,228.20/85,867.90 = 26,047.40/x
  3. Step 3: Cross multiply
    57,228.20x = 85,867.90 × 26,047.40
  4. Step 4: Simplify right side
    57,228.20x = 2,236,635,538.46
  5. Step 5: Solve for x
    x = 2,236,635,538.46/57,228.20
  6. Step 6: Final answer
    x = 39,082.75

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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.