Home / 220,513.27-304,367.81-144,030.75

Finding the Fourth Proportional to 220,513.27, 304,367.81 and 144,030.75

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Solution

The fourth proportional to 220,513.27, 304,367.81 and 144,030.75 is: 198,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,513.27 : 304,367.81 = 144,030.75 : x
  2. Step 2: Convert to fraction form
    220,513.27/304,367.81 = 144,030.75/x
  3. Step 3: Cross multiply
    220,513.27x = 304,367.81 × 144,030.75
  4. Step 4: Simplify right side
    220,513.27x = 43,838,324,093.04
  5. Step 5: Solve for x
    x = 43,838,324,093.04/220,513.27
  6. Step 6: Final answer
    x = 198,801.29

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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.