Home / 115,211.65-172,817.48-36,333.85

Finding the Fourth Proportional to 115,211.65, 172,817.48 and 36,333.85

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Solution

The fourth proportional to 115,211.65, 172,817.48 and 36,333.85 is: 54,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,211.65 : 172,817.48 = 36,333.85 : x
  2. Step 2: Convert to fraction form
    115,211.65/172,817.48 = 36,333.85/x
  3. Step 3: Cross multiply
    115,211.65x = 172,817.48 × 36,333.85
  4. Step 4: Simplify right side
    115,211.65x = 6,279,124,395.70
  5. Step 5: Solve for x
    x = 6,279,124,395.70/115,211.65
  6. Step 6: Final answer
    x = 54,500.78

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1.5x scale

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.