Home / 80,882.18-121,346.94-41,466.80

Finding the Fourth Proportional to 80,882.18, 121,346.94 and 41,466.80

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Solution

The fourth proportional to 80,882.18, 121,346.94 and 41,466.80 is: 62,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,882.18 : 121,346.94 = 41,466.80 : x
  2. Step 2: Convert to fraction form
    80,882.18/121,346.94 = 41,466.80/x
  3. Step 3: Cross multiply
    80,882.18x = 121,346.94 × 41,466.80
  4. Step 4: Simplify right side
    80,882.18x = 5,031,869,291.59
  5. Step 5: Solve for x
    x = 5,031,869,291.59/80,882.18
  6. Step 6: Final answer
    x = 62,212.34

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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.