Home / 133,104.24-183,617.54-79,351.38

Finding the Fourth Proportional to 133,104.24, 183,617.54 and 79,351.38

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Solution

The fourth proportional to 133,104.24, 183,617.54 and 79,351.38 is: 109,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,104.24 : 183,617.54 = 79,351.38 : x
  2. Step 2: Convert to fraction form
    133,104.24/183,617.54 = 79,351.38/x
  3. Step 3: Cross multiply
    133,104.24x = 183,617.54 × 79,351.38
  4. Step 4: Simplify right side
    133,104.24x = 14,570,305,191.21
  5. Step 5: Solve for x
    x = 14,570,305,191.21/133,104.24
  6. Step 6: Final answer
    x = 109,465.37

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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.