Home / 143,037.27-214,556.09-49,543.02

Finding the Fourth Proportional to 143,037.27, 214,556.09 and 49,543.02

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Solution

The fourth proportional to 143,037.27, 214,556.09 and 49,543.02 is: 74,314.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,037.27 : 214,556.09 = 49,543.02 : x
  2. Step 2: Convert to fraction form
    143,037.27/214,556.09 = 49,543.02/x
  3. Step 3: Cross multiply
    143,037.27x = 214,556.09 × 49,543.02
  4. Step 4: Simplify right side
    143,037.27x = 10,629,756,410.28
  5. Step 5: Solve for x
    x = 10,629,756,410.28/143,037.27
  6. Step 6: Final answer
    x = 74,314.59

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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.