Home / 117,219.38-175,767.10-53,984.30

Finding the Fourth Proportional to 117,219.38, 175,767.10 and 53,984.30

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Solution

The fourth proportional to 117,219.38, 175,767.10 and 53,984.30 is: 80,947.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,219.38 : 175,767.10 = 53,984.30 : x
  2. Step 2: Convert to fraction form
    117,219.38/175,767.10 = 53,984.30/x
  3. Step 3: Cross multiply
    117,219.38x = 175,767.10 × 53,984.30
  4. Step 4: Simplify right side
    117,219.38x = 9,488,662,842.73
  5. Step 5: Solve for x
    x = 9,488,662,842.73/117,219.38
  6. Step 6: Final answer
    x = 80,947.91

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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.