Home / 126,471.13-188,297.10-124,704.93

Finding the Fourth Proportional to 126,471.13, 188,297.10 and 124,704.93

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Solution

The fourth proportional to 126,471.13, 188,297.10 and 124,704.93 is: 185,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,471.13 : 188,297.10 = 124,704.93 : x
  2. Step 2: Convert to fraction form
    126,471.13/188,297.10 = 124,704.93/x
  3. Step 3: Cross multiply
    126,471.13x = 188,297.10 × 124,704.93
  4. Step 4: Simplify right side
    126,471.13x = 23,481,576,674.70
  5. Step 5: Solve for x
    x = 23,481,576,674.70/126,471.13
  6. Step 6: Final answer
    x = 185,667.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.