Home / 60,674.09-91,052.10-21,231.54

Finding the Fourth Proportional to 60,674.09, 91,052.10 and 21,231.54

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Solution

The fourth proportional to 60,674.09, 91,052.10 and 21,231.54 is: 31,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,674.09 : 91,052.10 = 21,231.54 : x
  2. Step 2: Convert to fraction form
    60,674.09/91,052.10 = 21,231.54/x
  3. Step 3: Cross multiply
    60,674.09x = 91,052.10 × 21,231.54
  4. Step 4: Simplify right side
    60,674.09x = 1,933,176,303.23
  5. Step 5: Solve for x
    x = 1,933,176,303.23/60,674.09
  6. Step 6: Final answer
    x = 31,861.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.