Home / 242,118.49-363,179.55-84,346.69

Finding the Fourth Proportional to 242,118.49, 363,179.55 and 84,346.69

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Solution

The fourth proportional to 242,118.49, 363,179.55 and 84,346.69 is: 126,520.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,118.49 : 363,179.55 = 84,346.69 : x
  2. Step 2: Convert to fraction form
    242,118.49/363,179.55 = 84,346.69/x
  3. Step 3: Cross multiply
    242,118.49x = 363,179.55 × 84,346.69
  4. Step 4: Simplify right side
    242,118.49x = 30,632,992,918.19
  5. Step 5: Solve for x
    x = 30,632,992,918.19/242,118.49
  6. Step 6: Final answer
    x = 126,520.67

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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.