Home / 204,839.10-307,258.65-148,851.90

Finding the Fourth Proportional to 204,839.10, 307,258.65 and 148,851.90

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Solution

The fourth proportional to 204,839.10, 307,258.65 and 148,851.90 is: 223,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,839.10 : 307,258.65 = 148,851.90 : x
  2. Step 2: Convert to fraction form
    204,839.10/307,258.65 = 148,851.90/x
  3. Step 3: Cross multiply
    204,839.10x = 307,258.65 × 148,851.90
  4. Step 4: Simplify right side
    204,839.10x = 45,736,033,843.94
  5. Step 5: Solve for x
    x = 45,736,033,843.94/204,839.10
  6. Step 6: Final answer
    x = 223,277.85

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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.