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Finding the Fourth Proportional to 144,596.88, 199,544.68 and 84,202.72

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Solution

The fourth proportional to 144,596.88, 199,544.68 and 84,202.72 is: 116,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,596.88 : 199,544.68 = 84,202.72 : x
  2. Step 2: Convert to fraction form
    144,596.88/199,544.68 = 84,202.72/x
  3. Step 3: Cross multiply
    144,596.88x = 199,544.68 × 84,202.72
  4. Step 4: Simplify right side
    144,596.88x = 16,802,204,817.53
  5. Step 5: Solve for x
    x = 16,802,204,817.53/144,596.88
  6. Step 6: Final answer
    x = 116,200.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.