Home / 91,773.07-126,639.39-51,481.24

Finding the Fourth Proportional to 91,773.07, 126,639.39 and 51,481.24

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Solution

The fourth proportional to 91,773.07, 126,639.39 and 51,481.24 is: 71,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,773.07 : 126,639.39 = 51,481.24 : x
  2. Step 2: Convert to fraction form
    91,773.07/126,639.39 = 51,481.24/x
  3. Step 3: Cross multiply
    91,773.07x = 126,639.39 × 51,481.24
  4. Step 4: Simplify right side
    91,773.07x = 6,519,552,830.04
  5. Step 5: Solve for x
    x = 6,519,552,830.04/91,773.07
  6. Step 6: Final answer
    x = 71,039.93

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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.