Home / 143,093.12-214,591.08-49,577.04

Finding the Fourth Proportional to 143,093.12, 214,591.08 and 49,577.04

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Solution

The fourth proportional to 143,093.12, 214,591.08 and 49,577.04 is: 74,348.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,093.12 : 214,591.08 = 49,577.04 : x
  2. Step 2: Convert to fraction form
    143,093.12/214,591.08 = 49,577.04/x
  3. Step 3: Cross multiply
    143,093.12x = 214,591.08 × 49,577.04
  4. Step 4: Simplify right side
    143,093.12x = 10,638,790,556.80
  5. Step 5: Solve for x
    x = 10,638,790,556.80/143,093.12
  6. Step 6: Final answer
    x = 74,348.72

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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.