Home / 180,937.10-271,405.65-154,109.90

Finding the Fourth Proportional to 180,937.10, 271,405.65 and 154,109.90

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Solution

The fourth proportional to 180,937.10, 271,405.65 and 154,109.90 is: 231,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,937.10 : 271,405.65 = 154,109.90 : x
  2. Step 2: Convert to fraction form
    180,937.10/271,405.65 = 154,109.90/x
  3. Step 3: Cross multiply
    180,937.10x = 271,405.65 × 154,109.90
  4. Step 4: Simplify right side
    180,937.10x = 41,826,297,580.94
  5. Step 5: Solve for x
    x = 41,826,297,580.94/180,937.10
  6. Step 6: Final answer
    x = 231,164.85

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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.