Home / 242,749.55-363,871.67-135,976.97

Finding the Fourth Proportional to 242,749.55, 363,871.67 and 135,976.97

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Solution

The fourth proportional to 242,749.55, 363,871.67 and 135,976.97 is: 203,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,749.55 : 363,871.67 = 135,976.97 : x
  2. Step 2: Convert to fraction form
    242,749.55/363,871.67 = 135,976.97/x
  3. Step 3: Cross multiply
    242,749.55x = 363,871.67 × 135,976.97
  4. Step 4: Simplify right side
    242,749.55x = 49,478,164,656.20
  5. Step 5: Solve for x
    x = 49,478,164,656.20/242,749.55
  6. Step 6: Final answer
    x = 203,823.92

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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.