Home / 79,815.13-110,145.73-44,006.42

Finding the Fourth Proportional to 79,815.13, 110,145.73 and 44,006.42

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Solution

The fourth proportional to 79,815.13, 110,145.73 and 44,006.42 is: 60,729.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,815.13 : 110,145.73 = 44,006.42 : x
  2. Step 2: Convert to fraction form
    79,815.13/110,145.73 = 44,006.42/x
  3. Step 3: Cross multiply
    79,815.13x = 110,145.73 × 44,006.42
  4. Step 4: Simplify right side
    79,815.13x = 4,847,119,503.45
  5. Step 5: Solve for x
    x = 4,847,119,503.45/79,815.13
  6. Step 6: Final answer
    x = 60,729.33

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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.