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Finding the Fourth Proportional to 267,225.75, 368,760.74 and 159,855.12

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Solution

The fourth proportional to 267,225.75, 368,760.74 and 159,855.12 is: 220,593.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,225.75 : 368,760.74 = 159,855.12 : x
  2. Step 2: Convert to fraction form
    267,225.75/368,760.74 = 159,855.12/x
  3. Step 3: Cross multiply
    267,225.75x = 368,760.74 × 159,855.12
  4. Step 4: Simplify right side
    267,225.75x = 58,948,291,544.71
  5. Step 5: Solve for x
    x = 58,948,291,544.71/267,225.75
  6. Step 6: Final answer
    x = 220,593.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.