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Finding the Fourth Proportional to 373,797.10, 560,781.51 and 107,559.82

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Solution

The fourth proportional to 373,797.10, 560,781.51 and 107,559.82 is: 161,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,797.10 : 560,781.51 = 107,559.82 : x
  2. Step 2: Convert to fraction form
    373,797.10/560,781.51 = 107,559.82/x
  3. Step 3: Cross multiply
    373,797.10x = 560,781.51 × 107,559.82
  4. Step 4: Simplify right side
    373,797.10x = 60,317,558,274.93
  5. Step 5: Solve for x
    x = 60,317,558,274.93/373,797.10
  6. Step 6: Final answer
    x = 161,364.44

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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.