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Finding the Fourth Proportional to 104,034.15, 156,051.90 and 33,913.49

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Solution

The fourth proportional to 104,034.15, 156,051.90 and 33,913.49 is: 50,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,034.15 : 156,051.90 = 33,913.49 : x
  2. Step 2: Convert to fraction form
    104,034.15/156,051.90 = 33,913.49/x
  3. Step 3: Cross multiply
    104,034.15x = 156,051.90 × 33,913.49
  4. Step 4: Simplify right side
    104,034.15x = 5,292,263,769.87
  5. Step 5: Solve for x
    x = 5,292,263,769.87/104,034.15
  6. Step 6: Final answer
    x = 50,870.45

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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.