Home / 112,858.08-169,309.24-41,781.30

Finding the Fourth Proportional to 112,858.08, 169,309.24 and 41,781.30

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Solution

The fourth proportional to 112,858.08, 169,309.24 and 41,781.30 is: 62,680.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,858.08 : 169,309.24 = 41,781.30 : x
  2. Step 2: Convert to fraction form
    112,858.08/169,309.24 = 41,781.30/x
  3. Step 3: Cross multiply
    112,858.08x = 169,309.24 × 41,781.30
  4. Step 4: Simplify right side
    112,858.08x = 7,073,960,149.21
  5. Step 5: Solve for x
    x = 7,073,960,149.21/112,858.08
  6. Step 6: Final answer
    x = 62,680.14

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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.