Home / 80,694.20-121,004.04-44,646.37

Finding the Fourth Proportional to 80,694.20, 121,004.04 and 44,646.37

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Solution

The fourth proportional to 80,694.20, 121,004.04 and 44,646.37 is: 66,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,694.20 : 121,004.04 = 44,646.37 : x
  2. Step 2: Convert to fraction form
    80,694.20/121,004.04 = 44,646.37/x
  3. Step 3: Cross multiply
    80,694.20x = 121,004.04 × 44,646.37
  4. Step 4: Simplify right side
    80,694.20x = 5,402,391,141.33
  5. Step 5: Solve for x
    x = 5,402,391,141.33/80,694.20
  6. Step 6: Final answer
    x = 66,948.94

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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.