Home / 192,791.41-288,684.10-155,145.85

Finding the Fourth Proportional to 192,791.41, 288,684.10 and 155,145.85

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Solution

The fourth proportional to 192,791.41, 288,684.10 and 155,145.85 is: 232,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,791.41 : 288,684.10 = 155,145.85 : x
  2. Step 2: Convert to fraction form
    192,791.41/288,684.10 = 155,145.85/x
  3. Step 3: Cross multiply
    192,791.41x = 288,684.10 × 155,145.85
  4. Step 4: Simplify right side
    192,791.41x = 44,788,139,548.21
  5. Step 5: Solve for x
    x = 44,788,139,548.21/192,791.41
  6. Step 6: Final answer
    x = 232,313.98

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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.