Home / 133,511.06-200,115.92-54,582.24

Finding the Fourth Proportional to 133,511.06, 200,115.92 and 54,582.24

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Solution

The fourth proportional to 133,511.06, 200,115.92 and 54,582.24 is: 81,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,511.06 : 200,115.92 = 54,582.24 : x
  2. Step 2: Convert to fraction form
    133,511.06/200,115.92 = 54,582.24/x
  3. Step 3: Cross multiply
    133,511.06x = 200,115.92 × 54,582.24
  4. Step 4: Simplify right side
    133,511.06x = 10,922,775,173.26
  5. Step 5: Solve for x
    x = 10,922,775,173.26/133,511.06
  6. Step 6: Final answer
    x = 81,811.76

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1.5x scale

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.