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Finding the Fourth Proportional to 80,492.54, 111,080.43 and 44,685.95

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Solution

The fourth proportional to 80,492.54, 111,080.43 and 44,685.95 is: 61,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,492.54 : 111,080.43 = 44,685.95 : x
  2. Step 2: Convert to fraction form
    80,492.54/111,080.43 = 44,685.95/x
  3. Step 3: Cross multiply
    80,492.54x = 111,080.43 × 44,685.95
  4. Step 4: Simplify right side
    80,492.54x = 4,963,733,985.56
  5. Step 5: Solve for x
    x = 4,963,733,985.56/80,492.54
  6. Step 6: Final answer
    x = 61,667.01

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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.