Home / 263,449.84-363,560.75-142,591.10

Finding the Fourth Proportional to 263,449.84, 363,560.75 and 142,591.10

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Solution

The fourth proportional to 263,449.84, 363,560.75 and 142,591.10 is: 196,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,449.84 : 363,560.75 = 142,591.10 : x
  2. Step 2: Convert to fraction form
    263,449.84/363,560.75 = 142,591.10/x
  3. Step 3: Cross multiply
    263,449.84x = 363,560.75 × 142,591.10
  4. Step 4: Simplify right side
    263,449.84x = 51,840,527,989.99
  5. Step 5: Solve for x
    x = 51,840,527,989.99/263,449.84
  6. Step 6: Final answer
    x = 196,775.71

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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.