Home / 79,244.15-118,040.49-75,036.83

Finding the Fourth Proportional to 79,244.15, 118,040.49 and 75,036.83

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Solution

The fourth proportional to 79,244.15, 118,040.49 and 75,036.83 is: 111,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,244.15 : 118,040.49 = 75,036.83 : x
  2. Step 2: Convert to fraction form
    79,244.15/118,040.49 = 75,036.83/x
  3. Step 3: Cross multiply
    79,244.15x = 118,040.49 × 75,036.83
  4. Step 4: Simplify right side
    79,244.15x = 8,857,384,181.25
  5. Step 5: Solve for x
    x = 8,857,384,181.25/79,244.15
  6. Step 6: Final answer
    x = 111,773.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.