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Finding the Fourth Proportional to 373,418.72, 560,127.04 and 92,936

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Solution

The fourth proportional to 373,418.72, 560,127.04 and 92,936 is: 139,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,418.72 : 560,127.04 = 92,936 : x
  2. Step 2: Convert to fraction form
    373,418.72/560,127.04 = 92,936/x
  3. Step 3: Cross multiply
    373,418.72x = 560,127.04 × 92,936
  4. Step 4: Simplify right side
    373,418.72x = 52,055,966,589.44
  5. Step 5: Solve for x
    x = 52,055,966,589.44/373,418.72
  6. Step 6: Final answer
    x = 139,403.74

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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.