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Finding the Fourth Proportional to 56,757.88, 85,141.68 and 23,471.56

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Solution

The fourth proportional to 56,757.88, 85,141.68 and 23,471.56 is: 35,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,757.88 : 85,141.68 = 23,471.56 : x
  2. Step 2: Convert to fraction form
    56,757.88/85,141.68 = 23,471.56/x
  3. Step 3: Cross multiply
    56,757.88x = 85,141.68 × 23,471.56
  4. Step 4: Simplify right side
    56,757.88x = 1,998,408,050.62
  5. Step 5: Solve for x
    x = 1,998,408,050.62/56,757.88
  6. Step 6: Final answer
    x = 35,209.35

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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.