Home / 180,908.07-271,366.22-68,641.17

Finding the Fourth Proportional to 180,908.07, 271,366.22 and 68,641.17

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Solution

The fourth proportional to 180,908.07, 271,366.22 and 68,641.17 is: 102,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,908.07 : 271,366.22 = 68,641.17 : x
  2. Step 2: Convert to fraction form
    180,908.07/271,366.22 = 68,641.17/x
  3. Step 3: Cross multiply
    180,908.07x = 271,366.22 × 68,641.17
  4. Step 4: Simplify right side
    180,908.07x = 18,626,894,839.28
  5. Step 5: Solve for x
    x = 18,626,894,839.28/180,908.07
  6. Step 6: Final answer
    x = 102,963.32

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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.