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Finding the Fourth Proportional to 79,888.06, 110,245.88 and 44,078.05

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Solution

The fourth proportional to 79,888.06, 110,245.88 and 44,078.05 is: 60,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,888.06 : 110,245.88 = 44,078.05 : x
  2. Step 2: Convert to fraction form
    79,888.06/110,245.88 = 44,078.05/x
  3. Step 3: Cross multiply
    79,888.06x = 110,245.88 × 44,078.05
  4. Step 4: Simplify right side
    79,888.06x = 4,859,423,410.93
  5. Step 5: Solve for x
    x = 4,859,423,410.93/79,888.06
  6. Step 6: Final answer
    x = 60,827.91

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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.