Home / 143,170.84-214,758.78-43,332.04

Finding the Fourth Proportional to 143,170.84, 214,758.78 and 43,332.04

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Solution

The fourth proportional to 143,170.84, 214,758.78 and 43,332.04 is: 64,998.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,170.84 : 214,758.78 = 43,332.04 : x
  2. Step 2: Convert to fraction form
    143,170.84/214,758.78 = 43,332.04/x
  3. Step 3: Cross multiply
    143,170.84x = 214,758.78 × 43,332.04
  4. Step 4: Simplify right side
    143,170.84x = 9,305,936,045.31
  5. Step 5: Solve for x
    x = 9,305,936,045.31/143,170.84
  6. Step 6: Final answer
    x = 64,998.82

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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.