Home / 91,829.94-126,718.43-50,996.36

Finding the Fourth Proportional to 91,829.94, 126,718.43 and 50,996.36

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Solution

The fourth proportional to 91,829.94, 126,718.43 and 50,996.36 is: 70,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,829.94 : 126,718.43 = 50,996.36 : x
  2. Step 2: Convert to fraction form
    91,829.94/126,718.43 = 50,996.36/x
  3. Step 3: Cross multiply
    91,829.94x = 126,718.43 × 50,996.36
  4. Step 4: Simplify right side
    91,829.94x = 6,462,178,736.73
  5. Step 5: Solve for x
    x = 6,462,178,736.73/91,829.94
  6. Step 6: Final answer
    x = 70,371.16

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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.