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Finding the Fourth Proportional to 373,726.75, 560,679.42 and 121,007.51

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Solution

The fourth proportional to 373,726.75, 560,679.42 and 121,007.51 is: 181,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,726.75 : 560,679.42 = 121,007.51 : x
  2. Step 2: Convert to fraction form
    373,726.75/560,679.42 = 121,007.51/x
  3. Step 3: Cross multiply
    373,726.75x = 560,679.42 × 121,007.51
  4. Step 4: Simplify right side
    373,726.75x = 67,846,420,522.44
  5. Step 5: Solve for x
    x = 67,846,420,522.44/373,726.75
  6. Step 6: Final answer
    x = 181,540.18

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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.