Home / 368,517.34-552,426.09-144,021.79

Finding the Fourth Proportional to 368,517.34, 552,426.09 and 144,021.79

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Solution

The fourth proportional to 368,517.34, 552,426.09 and 144,021.79 is: 215,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,517.34 : 552,426.09 = 144,021.79 : x
  2. Step 2: Convert to fraction form
    368,517.34/552,426.09 = 144,021.79/x
  3. Step 3: Cross multiply
    368,517.34x = 552,426.09 × 144,021.79
  4. Step 4: Simplify right side
    368,517.34x = 79,561,394,324.50
  5. Step 5: Solve for x
    x = 79,561,394,324.50/368,517.34
  6. Step 6: Final answer
    x = 215,895.93

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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.