Home / 260,758.31-359,784.79-147,581.06

Finding the Fourth Proportional to 260,758.31, 359,784.79 and 147,581.06

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Solution

The fourth proportional to 260,758.31, 359,784.79 and 147,581.06 is: 203,626.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,758.31 : 359,784.79 = 147,581.06 : x
  2. Step 2: Convert to fraction form
    260,758.31/359,784.79 = 147,581.06/x
  3. Step 3: Cross multiply
    260,758.31x = 359,784.79 × 147,581.06
  4. Step 4: Simplify right side
    260,758.31x = 53,097,418,512.20
  5. Step 5: Solve for x
    x = 53,097,418,512.20/260,758.31
  6. Step 6: Final answer
    x = 203,626.95

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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.