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Finding the Fourth Proportional to 373,260.93, 559,891.85 and 92,778.18

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Solution

The fourth proportional to 373,260.93, 559,891.85 and 92,778.18 is: 139,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,260.93 : 559,891.85 = 92,778.18 : x
  2. Step 2: Convert to fraction form
    373,260.93/559,891.85 = 92,778.18/x
  3. Step 3: Cross multiply
    373,260.93x = 559,891.85 × 92,778.18
  4. Step 4: Simplify right side
    373,260.93x = 51,945,746,375.94
  5. Step 5: Solve for x
    x = 51,945,746,375.94/373,260.93
  6. Step 6: Final answer
    x = 139,167.38

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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.