Home / 239,708.84-359,469.77-89,867.48

Finding the Fourth Proportional to 239,708.84, 359,469.77 and 89,867.48

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Solution

The fourth proportional to 239,708.84, 359,469.77 and 89,867.48 is: 134,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,708.84 : 359,469.77 = 89,867.48 : x
  2. Step 2: Convert to fraction form
    239,708.84/359,469.77 = 89,867.48/x
  3. Step 3: Cross multiply
    239,708.84x = 359,469.77 × 89,867.48
  4. Step 4: Simplify right side
    239,708.84x = 32,304,640,119.39
  5. Step 5: Solve for x
    x = 32,304,640,119.39/239,708.84
  6. Step 6: Final answer
    x = 134,766.16

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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.