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Finding the Fourth Proportional to 43,080.57, 64,581.03 and 23,103.95

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Solution

The fourth proportional to 43,080.57, 64,581.03 and 23,103.95 is: 34,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,080.57 : 64,581.03 = 23,103.95 : x
  2. Step 2: Convert to fraction form
    43,080.57/64,581.03 = 23,103.95/x
  3. Step 3: Cross multiply
    43,080.57x = 64,581.03 × 23,103.95
  4. Step 4: Simplify right side
    43,080.57x = 1,492,076,607.25
  5. Step 5: Solve for x
    x = 1,492,076,607.25/43,080.57
  6. Step 6: Final answer
    x = 34,634.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.