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Finding the Fourth Proportional to 100,602.85, 150,810.48 and 33,996.40

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Solution

The fourth proportional to 100,602.85, 150,810.48 and 33,996.40 is: 50,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,602.85 : 150,810.48 = 33,996.40 : x
  2. Step 2: Convert to fraction form
    100,602.85/150,810.48 = 33,996.40/x
  3. Step 3: Cross multiply
    100,602.85x = 150,810.48 × 33,996.40
  4. Step 4: Simplify right side
    100,602.85x = 5,127,013,755.56
  5. Step 5: Solve for x
    x = 5,127,013,755.56/100,602.85
  6. Step 6: Final answer
    x = 50,962.91

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1.5x scale

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.