Home / 112,750.16-169,136.42-41,691.44

Finding the Fourth Proportional to 112,750.16, 169,136.42 and 41,691.44

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Solution

The fourth proportional to 112,750.16, 169,136.42 and 41,691.44 is: 62,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,750.16 : 169,136.42 = 41,691.44 : x
  2. Step 2: Convert to fraction form
    112,750.16/169,136.42 = 41,691.44/x
  3. Step 3: Cross multiply
    112,750.16x = 169,136.42 × 41,691.44
  4. Step 4: Simplify right side
    112,750.16x = 7,051,540,906.24
  5. Step 5: Solve for x
    x = 7,051,540,906.24/112,750.16
  6. Step 6: Final answer
    x = 62,541.29

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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.