Home / 91,494.43-126,233.54-51,201.79

Finding the Fourth Proportional to 91,494.43, 126,233.54 and 51,201.79

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Solution

The fourth proportional to 91,494.43, 126,233.54 and 51,201.79 is: 70,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,494.43 : 126,233.54 = 51,201.79 : x
  2. Step 2: Convert to fraction form
    91,494.43/126,233.54 = 51,201.79/x
  3. Step 3: Cross multiply
    91,494.43x = 126,233.54 × 51,201.79
  4. Step 4: Simplify right side
    91,494.43x = 6,463,382,826.45
  5. Step 5: Solve for x
    x = 6,463,382,826.45/91,494.43
  6. Step 6: Final answer
    x = 70,642.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.