Home / 44,564.16-66,747.25-31,890.30

Finding the Fourth Proportional to 44,564.16, 66,747.25 and 31,890.30

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Solution

The fourth proportional to 44,564.16, 66,747.25 and 31,890.30 is: 47,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,564.16 : 66,747.25 = 31,890.30 : x
  2. Step 2: Convert to fraction form
    44,564.16/66,747.25 = 31,890.30/x
  3. Step 3: Cross multiply
    44,564.16x = 66,747.25 × 31,890.30
  4. Step 4: Simplify right side
    44,564.16x = 2,128,589,826.68
  5. Step 5: Solve for x
    x = 2,128,589,826.68/44,564.16
  6. Step 6: Final answer
    x = 47,764.61

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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.