Home / 131,932.80-197,899.20-33,436.80

Finding the Fourth Proportional to 131,932.80, 197,899.20 and 33,436.80

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Solution

The fourth proportional to 131,932.80, 197,899.20 and 33,436.80 is: 50,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,932.80 : 197,899.20 = 33,436.80 : x
  2. Step 2: Convert to fraction form
    131,932.80/197,899.20 = 33,436.80/x
  3. Step 3: Cross multiply
    131,932.80x = 197,899.20 × 33,436.80
  4. Step 4: Simplify right side
    131,932.80x = 6,617,115,970.56
  5. Step 5: Solve for x
    x = 6,617,115,970.56/131,932.80
  6. Step 6: Final answer
    x = 50,155.20

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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.