Home / 79,395.30-109,565.97-43,585.59

Finding the Fourth Proportional to 79,395.30, 109,565.97 and 43,585.59

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Solution

The fourth proportional to 79,395.30, 109,565.97 and 43,585.59 is: 60,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,395.30 : 109,565.97 = 43,585.59 : x
  2. Step 2: Convert to fraction form
    79,395.30/109,565.97 = 43,585.59/x
  3. Step 3: Cross multiply
    79,395.30x = 109,565.97 × 43,585.59
  4. Step 4: Simplify right side
    79,395.30x = 4,775,497,446.37
  5. Step 5: Solve for x
    x = 4,775,497,446.37/79,395.30
  6. Step 6: Final answer
    x = 60,148.36

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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.