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Finding the Fourth Proportional to 225,371.55, 337,566.06 and 112,855.53

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Solution

The fourth proportional to 225,371.55, 337,566.06 and 112,855.53 is: 169,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,371.55 : 337,566.06 = 112,855.53 : x
  2. Step 2: Convert to fraction form
    225,371.55/337,566.06 = 112,855.53/x
  3. Step 3: Cross multiply
    225,371.55x = 337,566.06 × 112,855.53
  4. Step 4: Simplify right side
    225,371.55x = 38,096,196,611.31
  5. Step 5: Solve for x
    x = 38,096,196,611.31/225,371.55
  6. Step 6: Final answer
    x = 169,037.29

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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.