Home / 91,568.81-126,358.94-51,273.33

Finding the Fourth Proportional to 91,568.81, 126,358.94 and 51,273.33

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Solution

The fourth proportional to 91,568.81, 126,358.94 and 51,273.33 is: 70,753.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,568.81 : 126,358.94 = 51,273.33 : x
  2. Step 2: Convert to fraction form
    91,568.81/126,358.94 = 51,273.33/x
  3. Step 3: Cross multiply
    91,568.81x = 126,358.94 × 51,273.33
  4. Step 4: Simplify right side
    91,568.81x = 6,478,843,372.70
  5. Step 5: Solve for x
    x = 6,478,843,372.70/91,568.81
  6. Step 6: Final answer
    x = 70,753.83

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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.