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Finding the Fourth Proportional to 225,101.73, 310,336.39 and 144,389.14

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Solution

The fourth proportional to 225,101.73, 310,336.39 and 144,389.14 is: 199,062.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,101.73 : 310,336.39 = 144,389.14 : x
  2. Step 2: Convert to fraction form
    225,101.73/310,336.39 = 144,389.14/x
  3. Step 3: Cross multiply
    225,101.73x = 310,336.39 × 144,389.14
  4. Step 4: Simplify right side
    225,101.73x = 44,809,204,462.80
  5. Step 5: Solve for x
    x = 44,809,204,462.80/225,101.73
  6. Step 6: Final answer
    x = 199,062.02

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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.