Home / 248,872.20-373,308.30-91,213.80

Finding the Fourth Proportional to 248,872.20, 373,308.30 and 91,213.80

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Solution

The fourth proportional to 248,872.20, 373,308.30 and 91,213.80 is: 136,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,872.20 : 373,308.30 = 91,213.80 : x
  2. Step 2: Convert to fraction form
    248,872.20/373,308.30 = 91,213.80/x
  3. Step 3: Cross multiply
    248,872.20x = 373,308.30 × 91,213.80
  4. Step 4: Simplify right side
    248,872.20x = 34,050,868,614.54
  5. Step 5: Solve for x
    x = 34,050,868,614.54/248,872.20
  6. Step 6: Final answer
    x = 136,820.70

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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.