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Finding the Fourth Proportional to 270,181.53, 372,851.76 and 147,676.44

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Solution

The fourth proportional to 270,181.53, 372,851.76 and 147,676.44 is: 203,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,181.53 : 372,851.76 = 147,676.44 : x
  2. Step 2: Convert to fraction form
    270,181.53/372,851.76 = 147,676.44/x
  3. Step 3: Cross multiply
    270,181.53x = 372,851.76 × 147,676.44
  4. Step 4: Simplify right side
    270,181.53x = 55,061,420,564.53
  5. Step 5: Solve for x
    x = 55,061,420,564.53/270,181.53
  6. Step 6: Final answer
    x = 203,794.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.