Home / 62,928.96-94,451.84-31,786.08

Finding the Fourth Proportional to 62,928.96, 94,451.84 and 31,786.08

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Solution

The fourth proportional to 62,928.96, 94,451.84 and 31,786.08 is: 47,708.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,928.96 : 94,451.84 = 31,786.08 : x
  2. Step 2: Convert to fraction form
    62,928.96/94,451.84 = 31,786.08/x
  3. Step 3: Cross multiply
    62,928.96x = 94,451.84 × 31,786.08
  4. Step 4: Simplify right side
    62,928.96x = 3,002,253,742.39
  5. Step 5: Solve for x
    x = 3,002,253,742.39/62,928.96
  6. Step 6: Final answer
    x = 47,708.62

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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.