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Finding the Fourth Proportional to 80,808, 121,225.14 and 23,887.68

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Solution

The fourth proportional to 80,808, 121,225.14 and 23,887.68 is: 35,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,808 : 121,225.14 = 23,887.68 : x
  2. Step 2: Convert to fraction form
    80,808/121,225.14 = 23,887.68/x
  3. Step 3: Cross multiply
    80,808x = 121,225.14 × 23,887.68
  4. Step 4: Simplify right side
    80,808x = 2,895,787,352.28
  5. Step 5: Solve for x
    x = 2,895,787,352.28/80,808
  6. Step 6: Final answer
    x = 35,835.40

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1.5x scale

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.