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Finding the Fourth Proportional to 111,449.96, 167,599.26 and 89,010.92

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Solution

The fourth proportional to 111,449.96, 167,599.26 and 89,010.92 is: 133,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,449.96 : 167,599.26 = 89,010.92 : x
  2. Step 2: Convert to fraction form
    111,449.96/167,599.26 = 89,010.92/x
  3. Step 3: Cross multiply
    111,449.96x = 167,599.26 × 89,010.92
  4. Step 4: Simplify right side
    111,449.96x = 14,918,164,323.92
  5. Step 5: Solve for x
    x = 14,918,164,323.92/111,449.96
  6. Step 6: Final answer
    x = 133,855.27

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1.5x scale

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.