Home / 79,862.29-110,209.44-43,565.74

Finding the Fourth Proportional to 79,862.29, 110,209.44 and 43,565.74

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Solution

The fourth proportional to 79,862.29, 110,209.44 and 43,565.74 is: 60,120.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,862.29 : 110,209.44 = 43,565.74 : x
  2. Step 2: Convert to fraction form
    79,862.29/110,209.44 = 43,565.74/x
  3. Step 3: Cross multiply
    79,862.29x = 110,209.44 × 43,565.74
  4. Step 4: Simplify right side
    79,862.29x = 4,801,355,808.59
  5. Step 5: Solve for x
    x = 4,801,355,808.59/79,862.29
  6. Step 6: Final answer
    x = 60,120.44

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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.