Home / 239,110.60-329,851.56-148,520.20

Finding the Fourth Proportional to 239,110.60, 329,851.56 and 148,520.20

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Solution

The fourth proportional to 239,110.60, 329,851.56 and 148,520.20 is: 204,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,110.60 : 329,851.56 = 148,520.20 : x
  2. Step 2: Convert to fraction form
    239,110.60/329,851.56 = 148,520.20/x
  3. Step 3: Cross multiply
    239,110.60x = 329,851.56 × 148,520.20
  4. Step 4: Simplify right side
    239,110.60x = 48,989,619,661.51
  5. Step 5: Solve for x
    x = 48,989,619,661.51/239,110.60
  6. Step 6: Final answer
    x = 204,882.68

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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.