Home / 144,517.20-216,781.44-44,668.48

Finding the Fourth Proportional to 144,517.20, 216,781.44 and 44,668.48

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Solution

The fourth proportional to 144,517.20, 216,781.44 and 44,668.48 is: 67,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,517.20 : 216,781.44 = 44,668.48 : x
  2. Step 2: Convert to fraction form
    144,517.20/216,781.44 = 44,668.48/x
  3. Step 3: Cross multiply
    144,517.20x = 216,781.44 × 44,668.48
  4. Step 4: Simplify right side
    144,517.20x = 9,683,297,417.01
  5. Step 5: Solve for x
    x = 9,683,297,417.01/144,517.20
  6. Step 6: Final answer
    x = 67,004.46

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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.