Home / 49,085.20-73,498.20-38,630.80

Finding the Fourth Proportional to 49,085.20, 73,498.20 and 38,630.80

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Solution

The fourth proportional to 49,085.20, 73,498.20 and 38,630.80 is: 57,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,085.20 : 73,498.20 = 38,630.80 : x
  2. Step 2: Convert to fraction form
    49,085.20/73,498.20 = 38,630.80/x
  3. Step 3: Cross multiply
    49,085.20x = 73,498.20 × 38,630.80
  4. Step 4: Simplify right side
    49,085.20x = 2,839,294,264.56
  5. Step 5: Solve for x
    x = 2,839,294,264.56/49,085.20
  6. Step 6: Final answer
    x = 57,844.20

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1.5x scale

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.