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Finding the Fourth Proportional to 79,888.56, 110,246.57 and 44,078.55

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Solution

The fourth proportional to 79,888.56, 110,246.57 and 44,078.55 is: 60,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,888.56 : 110,246.57 = 44,078.55 : x
  2. Step 2: Convert to fraction form
    79,888.56/110,246.57 = 44,078.55/x
  3. Step 3: Cross multiply
    79,888.56x = 110,246.57 × 44,078.55
  4. Step 4: Simplify right side
    79,888.56x = 4,859,508,948.07
  5. Step 5: Solve for x
    x = 4,859,508,948.07/79,888.56
  6. Step 6: Final answer
    x = 60,828.60

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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.