Home / 79,584.19-109,841.78-45,615.44

Finding the Fourth Proportional to 79,584.19, 109,841.78 and 45,615.44

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Solution

The fourth proportional to 79,584.19, 109,841.78 and 45,615.44 is: 62,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,584.19 : 109,841.78 = 45,615.44 : x
  2. Step 2: Convert to fraction form
    79,584.19/109,841.78 = 45,615.44/x
  3. Step 3: Cross multiply
    79,584.19x = 109,841.78 × 45,615.44
  4. Step 4: Simplify right side
    79,584.19x = 5,010,481,257.14
  5. Step 5: Solve for x
    x = 5,010,481,257.14/79,584.19
  6. Step 6: Final answer
    x = 62,958.25

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1.5x scale

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.