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Finding the Fourth Proportional to 253,175.20, 379,799.66 and 93,327.64

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Solution

The fourth proportional to 253,175.20, 379,799.66 and 93,327.64 is: 140,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,175.20 : 379,799.66 = 93,327.64 : x
  2. Step 2: Convert to fraction form
    253,175.20/379,799.66 = 93,327.64/x
  3. Step 3: Cross multiply
    253,175.20x = 379,799.66 × 93,327.64
  4. Step 4: Simplify right side
    253,175.20x = 35,445,805,940.60
  5. Step 5: Solve for x
    x = 35,445,805,940.60/253,175.20
  6. Step 6: Final answer
    x = 140,005.05

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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.