Home / 91,369.22-126,092.30-51,084.68

Finding the Fourth Proportional to 91,369.22, 126,092.30 and 51,084.68

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Solution

The fourth proportional to 91,369.22, 126,092.30 and 51,084.68 is: 70,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,369.22 : 126,092.30 = 51,084.68 : x
  2. Step 2: Convert to fraction form
    91,369.22/126,092.30 = 51,084.68/x
  3. Step 3: Cross multiply
    91,369.22x = 126,092.30 × 51,084.68
  4. Step 4: Simplify right side
    91,369.22x = 6,441,383,910.08
  5. Step 5: Solve for x
    x = 6,441,383,910.08/91,369.22
  6. Step 6: Final answer
    x = 70,498.40

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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.