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Finding the Fourth Proportional to 373,109.62, 559,664.40 and 92,626.86

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Solution

The fourth proportional to 373,109.62, 559,664.40 and 92,626.86 is: 138,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,109.62 : 559,664.40 = 92,626.86 : x
  2. Step 2: Convert to fraction form
    373,109.62/559,664.40 = 92,626.86/x
  3. Step 3: Cross multiply
    373,109.62x = 559,664.40 × 92,626.86
  4. Step 4: Simplify right side
    373,109.62x = 51,839,956,025.78
  5. Step 5: Solve for x
    x = 51,839,956,025.78/373,109.62
  6. Step 6: Final answer
    x = 138,940.28

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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.