Home / 133,947.09-184,833.51-80,230.73

Finding the Fourth Proportional to 133,947.09, 184,833.51 and 80,230.73

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Solution

The fourth proportional to 133,947.09, 184,833.51 and 80,230.73 is: 110,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,947.09 : 184,833.51 = 80,230.73 : x
  2. Step 2: Convert to fraction form
    133,947.09/184,833.51 = 80,230.73/x
  3. Step 3: Cross multiply
    133,947.09x = 184,833.51 × 80,230.73
  4. Step 4: Simplify right side
    133,947.09x = 14,829,326,511.59
  5. Step 5: Solve for x
    x = 14,829,326,511.59/133,947.09
  6. Step 6: Final answer
    x = 110,710.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.