Home / 133,816.88-184,673.28-80,091.68

Finding the Fourth Proportional to 133,816.88, 184,673.28 and 80,091.68

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Solution

The fourth proportional to 133,816.88, 184,673.28 and 80,091.68 is: 110,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,816.88 : 184,673.28 = 80,091.68 : x
  2. Step 2: Convert to fraction form
    133,816.88/184,673.28 = 80,091.68/x
  3. Step 3: Cross multiply
    133,816.88x = 184,673.28 × 80,091.68
  4. Step 4: Simplify right side
    133,816.88x = 14,790,793,246.31
  5. Step 5: Solve for x
    x = 14,790,793,246.31/133,816.88
  6. Step 6: Final answer
    x = 110,530.10

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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.