Home / 91,697.67-126,546.03-53,481.65

Finding the Fourth Proportional to 91,697.67, 126,546.03 and 53,481.65

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Solution

The fourth proportional to 91,697.67, 126,546.03 and 53,481.65 is: 73,806.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,697.67 : 126,546.03 = 53,481.65 : x
  2. Step 2: Convert to fraction form
    91,697.67/126,546.03 = 53,481.65/x
  3. Step 3: Cross multiply
    91,697.67x = 126,546.03 × 53,481.65
  4. Step 4: Simplify right side
    91,697.67x = 6,767,889,852.62
  5. Step 5: Solve for x
    x = 6,767,889,852.62/91,697.67
  6. Step 6: Final answer
    x = 73,806.56

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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.