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Finding the Fourth Proportional to 231,492.90, 347,264.25 and 73,684.44

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Solution

The fourth proportional to 231,492.90, 347,264.25 and 73,684.44 is: 110,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,492.90 : 347,264.25 = 73,684.44 : x
  2. Step 2: Convert to fraction form
    231,492.90/347,264.25 = 73,684.44/x
  3. Step 3: Cross multiply
    231,492.90x = 347,264.25 × 73,684.44
  4. Step 4: Simplify right side
    231,492.90x = 25,587,971,793.27
  5. Step 5: Solve for x
    x = 25,587,971,793.27/231,492.90
  6. Step 6: Final answer
    x = 110,534.59

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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.