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Finding the Fourth Proportional to 117,159.68, 175,751.34 and 32,920.04

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Solution

The fourth proportional to 117,159.68, 175,751.34 and 32,920.04 is: 49,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,159.68 : 175,751.34 = 32,920.04 : x
  2. Step 2: Convert to fraction form
    117,159.68/175,751.34 = 32,920.04/x
  3. Step 3: Cross multiply
    117,159.68x = 175,751.34 × 32,920.04
  4. Step 4: Simplify right side
    117,159.68x = 5,785,741,142.85
  5. Step 5: Solve for x
    x = 5,785,741,142.85/117,159.68
  6. Step 6: Final answer
    x = 49,383.38

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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.