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Finding the Fourth Proportional to 248,567.70, 372,851.55 and 136,593.30

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Solution

The fourth proportional to 248,567.70, 372,851.55 and 136,593.30 is: 204,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,567.70 : 372,851.55 = 136,593.30 : x
  2. Step 2: Convert to fraction form
    248,567.70/372,851.55 = 136,593.30/x
  3. Step 3: Cross multiply
    248,567.70x = 372,851.55 × 136,593.30
  4. Step 4: Simplify right side
    248,567.70x = 50,929,023,624.62
  5. Step 5: Solve for x
    x = 50,929,023,624.62/248,567.70
  6. Step 6: Final answer
    x = 204,889.95

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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.