Home / 144,847.14-217,291.42-54,865.60

Finding the Fourth Proportional to 144,847.14, 217,291.42 and 54,865.60

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Solution

The fourth proportional to 144,847.14, 217,291.42 and 54,865.60 is: 82,306.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,847.14 : 217,291.42 = 54,865.60 : x
  2. Step 2: Convert to fraction form
    144,847.14/217,291.42 = 54,865.60/x
  3. Step 3: Cross multiply
    144,847.14x = 217,291.42 × 54,865.60
  4. Step 4: Simplify right side
    144,847.14x = 11,921,824,133.15
  5. Step 5: Solve for x
    x = 11,921,824,133.15/144,847.14
  6. Step 6: Final answer
    x = 82,306.24

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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.