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Finding the Fourth Proportional to 179,418.80, 268,825.80 and 141,834.80

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Solution

The fourth proportional to 179,418.80, 268,825.80 and 141,834.80 is: 212,513.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,418.80 : 268,825.80 = 141,834.80 : x
  2. Step 2: Convert to fraction form
    179,418.80/268,825.80 = 141,834.80/x
  3. Step 3: Cross multiply
    179,418.80x = 268,825.80 × 141,834.80
  4. Step 4: Simplify right side
    179,418.80x = 38,128,853,577.84
  5. Step 5: Solve for x
    x = 38,128,853,577.84/179,418.80
  6. Step 6: Final answer
    x = 212,513.15

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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.