Home / 188,871.14-283,240.69-55,716.06

Finding the Fourth Proportional to 188,871.14, 283,240.69 and 55,716.06

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Solution

The fourth proportional to 188,871.14, 283,240.69 and 55,716.06 is: 83,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,871.14 : 283,240.69 = 55,716.06 : x
  2. Step 2: Convert to fraction form
    188,871.14/283,240.69 = 55,716.06/x
  3. Step 3: Cross multiply
    188,871.14x = 283,240.69 × 55,716.06
  4. Step 4: Simplify right side
    188,871.14x = 15,781,055,278.48
  5. Step 5: Solve for x
    x = 15,781,055,278.48/188,871.14
  6. Step 6: Final answer
    x = 83,554.61

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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.