Home / 49,112.20-73,668.30-12,176.20

Finding the Fourth Proportional to 49,112.20, 73,668.30 and 12,176.20

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Solution

The fourth proportional to 49,112.20, 73,668.30 and 12,176.20 is: 18,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,112.20 : 73,668.30 = 12,176.20 : x
  2. Step 2: Convert to fraction form
    49,112.20/73,668.30 = 12,176.20/x
  3. Step 3: Cross multiply
    49,112.20x = 73,668.30 × 12,176.20
  4. Step 4: Simplify right side
    49,112.20x = 896,999,954.46
  5. Step 5: Solve for x
    x = 896,999,954.46/49,112.20
  6. Step 6: Final answer
    x = 18,264.30

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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.