Home / 144,891.09-199,848.60-140,014.08

Finding the Fourth Proportional to 144,891.09, 199,848.60 and 140,014.08

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Solution

The fourth proportional to 144,891.09, 199,848.60 and 140,014.08 is: 193,121.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,891.09 : 199,848.60 = 140,014.08 : x
  2. Step 2: Convert to fraction form
    144,891.09/199,848.60 = 140,014.08/x
  3. Step 3: Cross multiply
    144,891.09x = 199,848.60 × 140,014.08
  4. Step 4: Simplify right side
    144,891.09x = 27,981,617,868.29
  5. Step 5: Solve for x
    x = 27,981,617,868.29/144,891.09
  6. Step 6: Final answer
    x = 193,121.73

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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.