Home / 45,279.12-67,534.35-44,491.80

Finding the Fourth Proportional to 45,279.12, 67,534.35 and 44,491.80

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Solution

The fourth proportional to 45,279.12, 67,534.35 and 44,491.80 is: 66,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279.12 : 67,534.35 = 44,491.80 : x
  2. Step 2: Convert to fraction form
    45,279.12/67,534.35 = 44,491.80/x
  3. Step 3: Cross multiply
    45,279.12x = 67,534.35 × 44,491.80
  4. Step 4: Simplify right side
    45,279.12x = 3,004,724,793.33
  5. Step 5: Solve for x
    x = 3,004,724,793.33/45,279.12
  6. Step 6: Final answer
    x = 66,360.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.