Home / 49,077.90-73,726.20-47,085.30

Finding the Fourth Proportional to 49,077.90, 73,726.20 and 47,085.30

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Solution

The fourth proportional to 49,077.90, 73,726.20 and 47,085.30 is: 70,732.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,077.90 : 73,726.20 = 47,085.30 : x
  2. Step 2: Convert to fraction form
    49,077.90/73,726.20 = 47,085.30/x
  3. Step 3: Cross multiply
    49,077.90x = 73,726.20 × 47,085.30
  4. Step 4: Simplify right side
    49,077.90x = 3,471,420,244.86
  5. Step 5: Solve for x
    x = 3,471,420,244.86/49,077.90
  6. Step 6: Final answer
    x = 70,732.86

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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.