Home / 175,964.70-263,947.05-42,843.90

Finding the Fourth Proportional to 175,964.70, 263,947.05 and 42,843.90

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Solution

The fourth proportional to 175,964.70, 263,947.05 and 42,843.90 is: 64,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,964.70 : 263,947.05 = 42,843.90 : x
  2. Step 2: Convert to fraction form
    175,964.70/263,947.05 = 42,843.90/x
  3. Step 3: Cross multiply
    175,964.70x = 263,947.05 × 42,843.90
  4. Step 4: Simplify right side
    175,964.70x = 11,308,521,015.50
  5. Step 5: Solve for x
    x = 11,308,521,015.50/175,964.70
  6. Step 6: Final answer
    x = 64,265.85

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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.