Home / 104,231.22-156,344.67-25,345.86

Finding the Fourth Proportional to 104,231.22, 156,344.67 and 25,345.86

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Solution

The fourth proportional to 104,231.22, 156,344.67 and 25,345.86 is: 38,018.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,231.22 : 156,344.67 = 25,345.86 : x
  2. Step 2: Convert to fraction form
    104,231.22/156,344.67 = 25,345.86/x
  3. Step 3: Cross multiply
    104,231.22x = 156,344.67 × 25,345.86
  4. Step 4: Simplify right side
    104,231.22x = 3,962,690,117.57
  5. Step 5: Solve for x
    x = 3,962,690,117.57/104,231.22
  6. Step 6: Final answer
    x = 38,018.26

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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.