Home / 122,743.33-184,206.25-91,226.77

Finding the Fourth Proportional to 122,743.33, 184,206.25 and 91,226.77

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Solution

The fourth proportional to 122,743.33, 184,206.25 and 91,226.77 is: 136,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,743.33 : 184,206.25 = 91,226.77 : x
  2. Step 2: Convert to fraction form
    122,743.33/184,206.25 = 91,226.77/x
  3. Step 3: Cross multiply
    122,743.33x = 184,206.25 × 91,226.77
  4. Step 4: Simplify right side
    122,743.33x = 16,804,541,201.31
  5. Step 5: Solve for x
    x = 16,804,541,201.31/122,743.33
  6. Step 6: Final answer
    x = 136,907.98

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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.