Home / 122,845.25-184,273.10-42,891.26

Finding the Fourth Proportional to 122,845.25, 184,273.10 and 42,891.26

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Solution

The fourth proportional to 122,845.25, 184,273.10 and 42,891.26 is: 64,338.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,845.25 : 184,273.10 = 42,891.26 : x
  2. Step 2: Convert to fraction form
    122,845.25/184,273.10 = 42,891.26/x
  3. Step 3: Cross multiply
    122,845.25x = 184,273.10 × 42,891.26
  4. Step 4: Simplify right side
    122,845.25x = 7,903,704,307.28
  5. Step 5: Solve for x
    x = 7,903,704,307.28/122,845.25
  6. Step 6: Final answer
    x = 64,338.71

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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.