Home / 143,091.13-214,636.70-49,596.88

Finding the Fourth Proportional to 143,091.13, 214,636.70 and 49,596.88

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Solution

The fourth proportional to 143,091.13, 214,636.70 and 49,596.88 is: 74,395.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,091.13 : 214,636.70 = 49,596.88 : x
  2. Step 2: Convert to fraction form
    143,091.13/214,636.70 = 49,596.88/x
  3. Step 3: Cross multiply
    143,091.13x = 214,636.70 × 49,596.88
  4. Step 4: Simplify right side
    143,091.13x = 10,645,309,868.92
  5. Step 5: Solve for x
    x = 10,645,309,868.92/143,091.13
  6. Step 6: Final answer
    x = 74,395.32

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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.