Home / 91,984.82-126,940.18-51,696.22

Finding the Fourth Proportional to 91,984.82, 126,940.18 and 51,696.22

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Solution

The fourth proportional to 91,984.82, 126,940.18 and 51,696.22 is: 71,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,984.82 : 126,940.18 = 51,696.22 : x
  2. Step 2: Convert to fraction form
    91,984.82/126,940.18 = 51,696.22/x
  3. Step 3: Cross multiply
    91,984.82x = 126,940.18 × 51,696.22
  4. Step 4: Simplify right side
    91,984.82x = 6,562,327,472.12
  5. Step 5: Solve for x
    x = 6,562,327,472.12/91,984.82
  6. Step 6: Final answer
    x = 71,341.42

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1.5x scale

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.