Home / 242,013.11-363,185.04-84,241.55

Finding the Fourth Proportional to 242,013.11, 363,185.04 and 84,241.55

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Solution

The fourth proportional to 242,013.11, 363,185.04 and 84,241.55 is: 126,419.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,013.11 : 363,185.04 = 84,241.55 : x
  2. Step 2: Convert to fraction form
    242,013.11/363,185.04 = 84,241.55/x
  3. Step 3: Cross multiply
    242,013.11x = 363,185.04 × 84,241.55
  4. Step 4: Simplify right side
    242,013.11x = 30,595,268,890.49
  5. Step 5: Solve for x
    x = 30,595,268,890.49/242,013.11
  6. Step 6: Final answer
    x = 126,419.88

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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.