Home / 123,902.10-185,845.61-43,944.03

Finding the Fourth Proportional to 123,902.10, 185,845.61 and 43,944.03

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Solution

The fourth proportional to 123,902.10, 185,845.61 and 43,944.03 is: 65,913.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,902.10 : 185,845.61 = 43,944.03 : x
  2. Step 2: Convert to fraction form
    123,902.10/185,845.61 = 43,944.03/x
  3. Step 3: Cross multiply
    123,902.10x = 185,845.61 × 43,944.03
  4. Step 4: Simplify right side
    123,902.10x = 8,166,804,841.49
  5. Step 5: Solve for x
    x = 8,166,804,841.49/123,902.10
  6. Step 6: Final answer
    x = 65,913.37

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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.