Home / 220,918.46-331,379.30-63,148.82

Finding the Fourth Proportional to 220,918.46, 331,379.30 and 63,148.82

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Solution

The fourth proportional to 220,918.46, 331,379.30 and 63,148.82 is: 94,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,918.46 : 331,379.30 = 63,148.82 : x
  2. Step 2: Convert to fraction form
    220,918.46/331,379.30 = 63,148.82/x
  3. Step 3: Cross multiply
    220,918.46x = 331,379.30 × 63,148.82
  4. Step 4: Simplify right side
    220,918.46x = 20,926,210,268.40
  5. Step 5: Solve for x
    x = 20,926,210,268.40/220,918.46
  6. Step 6: Final answer
    x = 94,723.69

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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.