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Finding the Fourth Proportional to 121,277.65, 181,912.37 and 37,034.41

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Solution

The fourth proportional to 121,277.65, 181,912.37 and 37,034.41 is: 55,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,277.65 : 181,912.37 = 37,034.41 : x
  2. Step 2: Convert to fraction form
    121,277.65/181,912.37 = 37,034.41/x
  3. Step 3: Cross multiply
    121,277.65x = 181,912.37 × 37,034.41
  4. Step 4: Simplify right side
    121,277.65x = 6,737,017,294.65
  5. Step 5: Solve for x
    x = 6,737,017,294.65/121,277.65
  6. Step 6: Final answer
    x = 55,550.36

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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.