Home / 79,264.20-109,386.11-43,452.08

Finding the Fourth Proportional to 79,264.20, 109,386.11 and 43,452.08

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Solution

The fourth proportional to 79,264.20, 109,386.11 and 43,452.08 is: 59,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,264.20 : 109,386.11 = 43,452.08 : x
  2. Step 2: Convert to fraction form
    79,264.20/109,386.11 = 43,452.08/x
  3. Step 3: Cross multiply
    79,264.20x = 109,386.11 × 43,452.08
  4. Step 4: Simplify right side
    79,264.20x = 4,753,053,974.51
  5. Step 5: Solve for x
    x = 4,753,053,974.51/79,264.20
  6. Step 6: Final answer
    x = 59,964.70

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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.