Home / 61,542.11-84,928.10-33,247.80

Finding the Fourth Proportional to 61,542.11, 84,928.10 and 33,247.80

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Solution

The fourth proportional to 61,542.11, 84,928.10 and 33,247.80 is: 45,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,542.11 : 84,928.10 = 33,247.80 : x
  2. Step 2: Convert to fraction form
    61,542.11/84,928.10 = 33,247.80/x
  3. Step 3: Cross multiply
    61,542.11x = 84,928.10 × 33,247.80
  4. Step 4: Simplify right side
    61,542.11x = 2,823,672,316.94
  5. Step 5: Solve for x
    x = 2,823,672,316.94/61,542.11
  6. Step 6: Final answer
    x = 45,881.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.