Home / 180,761.17-271,144.06-68,411.22

Finding the Fourth Proportional to 180,761.17, 271,144.06 and 68,411.22

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Solution

The fourth proportional to 180,761.17, 271,144.06 and 68,411.22 is: 102,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,761.17 : 271,144.06 = 68,411.22 : x
  2. Step 2: Convert to fraction form
    180,761.17/271,144.06 = 68,411.22/x
  3. Step 3: Cross multiply
    180,761.17x = 271,144.06 × 68,411.22
  4. Step 4: Simplify right side
    180,761.17x = 18,549,296,025.87
  5. Step 5: Solve for x
    x = 18,549,296,025.87/180,761.17
  6. Step 6: Final answer
    x = 102,617.70

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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.