Home / 91,645.33-126,475.76-51,372.07

Finding the Fourth Proportional to 91,645.33, 126,475.76 and 51,372.07

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Solution

The fourth proportional to 91,645.33, 126,475.76 and 51,372.07 is: 70,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,645.33 : 126,475.76 = 51,372.07 : x
  2. Step 2: Convert to fraction form
    91,645.33/126,475.76 = 51,372.07/x
  3. Step 3: Cross multiply
    91,645.33x = 126,475.76 × 51,372.07
  4. Step 4: Simplify right side
    91,645.33x = 6,497,321,596.02
  5. Step 5: Solve for x
    x = 6,497,321,596.02/91,645.33
  6. Step 6: Final answer
    x = 70,896.37

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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.