Home / 87,697.26-131,528.88-23,655.42

Finding the Fourth Proportional to 87,697.26, 131,528.88 and 23,655.42

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Solution

The fourth proportional to 87,697.26, 131,528.88 and 23,655.42 is: 35,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,697.26 : 131,528.88 = 23,655.42 : x
  2. Step 2: Convert to fraction form
    87,697.26/131,528.88 = 23,655.42/x
  3. Step 3: Cross multiply
    87,697.26x = 131,528.88 × 23,655.42
  4. Step 4: Simplify right side
    87,697.26x = 3,111,370,898.53
  5. Step 5: Solve for x
    x = 3,111,370,898.53/87,697.26
  6. Step 6: Final answer
    x = 35,478.54

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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.