Home / 268,005.06-369,847.71-147,154.17

Finding the Fourth Proportional to 268,005.06, 369,847.71 and 147,154.17

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Solution

The fourth proportional to 268,005.06, 369,847.71 and 147,154.17 is: 203,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,005.06 : 369,847.71 = 147,154.17 : x
  2. Step 2: Convert to fraction form
    268,005.06/369,847.71 = 147,154.17/x
  3. Step 3: Cross multiply
    268,005.06x = 369,847.71 × 147,154.17
  4. Step 4: Simplify right side
    268,005.06x = 54,424,632,791.45
  5. Step 5: Solve for x
    x = 54,424,632,791.45/268,005.06
  6. Step 6: Final answer
    x = 203,073.15

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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.