Home / 220,476.48-330,707.40-95,817.60

Finding the Fourth Proportional to 220,476.48, 330,707.40 and 95,817.60

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Solution

The fourth proportional to 220,476.48, 330,707.40 and 95,817.60 is: 143,723.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,476.48 : 330,707.40 = 95,817.60 : x
  2. Step 2: Convert to fraction form
    220,476.48/330,707.40 = 95,817.60/x
  3. Step 3: Cross multiply
    220,476.48x = 330,707.40 × 95,817.60
  4. Step 4: Simplify right side
    220,476.48x = 31,687,589,370.24
  5. Step 5: Solve for x
    x = 31,687,589,370.24/220,476.48
  6. Step 6: Final answer
    x = 143,723.22

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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.