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Finding the Fourth Proportional to 242,313.80, 363,512.28 and 92,567.48

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Solution

The fourth proportional to 242,313.80, 363,512.28 and 92,567.48 is: 138,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,313.80 : 363,512.28 = 92,567.48 : x
  2. Step 2: Convert to fraction form
    242,313.80/363,512.28 = 92,567.48/x
  3. Step 3: Cross multiply
    242,313.80x = 363,512.28 × 92,567.48
  4. Step 4: Simplify right side
    242,313.80x = 33,649,415,708.65
  5. Step 5: Solve for x
    x = 33,649,415,708.65/242,313.80
  6. Step 6: Final answer
    x = 138,867.10

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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.