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Finding the Fourth Proportional to 112,168.65, 168,254.03 and 33,282.89

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Solution

The fourth proportional to 112,168.65, 168,254.03 and 33,282.89 is: 49,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,168.65 : 168,254.03 = 33,282.89 : x
  2. Step 2: Convert to fraction form
    112,168.65/168,254.03 = 33,282.89/x
  3. Step 3: Cross multiply
    112,168.65x = 168,254.03 × 33,282.89
  4. Step 4: Simplify right side
    112,168.65x = 5,599,980,372.55
  5. Step 5: Solve for x
    x = 5,599,980,372.55/112,168.65
  6. Step 6: Final answer
    x = 49,924.65

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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.