Home / 40,754.26-61,154.34-31,844.62

Finding the Fourth Proportional to 40,754.26, 61,154.34 and 31,844.62

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Solution

The fourth proportional to 40,754.26, 61,154.34 and 31,844.62 is: 47,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,754.26 : 61,154.34 = 31,844.62 : x
  2. Step 2: Convert to fraction form
    40,754.26/61,154.34 = 31,844.62/x
  3. Step 3: Cross multiply
    40,754.26x = 61,154.34 × 31,844.62
  4. Step 4: Simplify right side
    40,754.26x = 1,947,436,718.65
  5. Step 5: Solve for x
    x = 1,947,436,718.65/40,754.26
  6. Step 6: Final answer
    x = 47,784.86

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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.