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Finding the Fourth Proportional to 79,887.47, 110,244.69 and 44,077.55

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Solution

The fourth proportional to 79,887.47, 110,244.69 and 44,077.55 is: 60,827.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,887.47 : 110,244.69 = 44,077.55 : x
  2. Step 2: Convert to fraction form
    79,887.47/110,244.69 = 44,077.55/x
  3. Step 3: Cross multiply
    79,887.47x = 110,244.69 × 44,077.55
  4. Step 4: Simplify right side
    79,887.47x = 4,859,315,284.49
  5. Step 5: Solve for x
    x = 4,859,315,284.49/79,887.47
  6. Step 6: Final answer
    x = 60,827.01

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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.