Home / 175,490.31-263,218.05-49,141.65

Finding the Fourth Proportional to 175,490.31, 263,218.05 and 49,141.65

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Solution

The fourth proportional to 175,490.31, 263,218.05 and 49,141.65 is: 73,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,490.31 : 263,218.05 = 49,141.65 : x
  2. Step 2: Convert to fraction form
    175,490.31/263,218.05 = 49,141.65/x
  3. Step 3: Cross multiply
    175,490.31x = 263,218.05 × 49,141.65
  4. Step 4: Simplify right side
    175,490.31x = 12,934,969,286.78
  5. Step 5: Solve for x
    x = 12,934,969,286.78/175,490.31
  6. Step 6: Final answer
    x = 73,707.60

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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.