Home / 91,877.58-126,797.36-51,046.62

Finding the Fourth Proportional to 91,877.58, 126,797.36 and 51,046.62

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Solution

The fourth proportional to 91,877.58, 126,797.36 and 51,046.62 is: 70,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,877.58 : 126,797.36 = 51,046.62 : x
  2. Step 2: Convert to fraction form
    91,877.58/126,797.36 = 51,046.62/x
  3. Step 3: Cross multiply
    91,877.58x = 126,797.36 × 51,046.62
  4. Step 4: Simplify right side
    91,877.58x = 6,472,576,397.69
  5. Step 5: Solve for x
    x = 6,472,576,397.69/91,877.58
  6. Step 6: Final answer
    x = 70,447.83

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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.