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Finding the Fourth Proportional to 100,592.27, 150,911.76 and 29,512.03

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Solution

The fourth proportional to 100,592.27, 150,911.76 and 29,512.03 is: 44,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,592.27 : 150,911.76 = 29,512.03 : x
  2. Step 2: Convert to fraction form
    100,592.27/150,911.76 = 29,512.03/x
  3. Step 3: Cross multiply
    100,592.27x = 150,911.76 × 29,512.03
  4. Step 4: Simplify right side
    100,592.27x = 4,453,712,875.48
  5. Step 5: Solve for x
    x = 4,453,712,875.48/100,592.27
  6. Step 6: Final answer
    x = 44,274.90

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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.