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Finding the Fourth Proportional to 373,771.25, 560,637.23 and 107,521.31

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Solution

The fourth proportional to 373,771.25, 560,637.23 and 107,521.31 is: 161,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,771.25 : 560,637.23 = 107,521.31 : x
  2. Step 2: Convert to fraction form
    373,771.25/560,637.23 = 107,521.31/x
  3. Step 3: Cross multiply
    373,771.25x = 560,637.23 × 107,521.31
  4. Step 4: Simplify right side
    373,771.25x = 60,280,449,404.37
  5. Step 5: Solve for x
    x = 60,280,449,404.37/373,771.25
  6. Step 6: Final answer
    x = 161,276.31

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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.