Home / 75,182.23-112,754.89-33,072.91

Finding the Fourth Proportional to 75,182.23, 112,754.89 and 33,072.91

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Solution

The fourth proportional to 75,182.23, 112,754.89 and 33,072.91 is: 49,601.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,182.23 : 112,754.89 = 33,072.91 : x
  2. Step 2: Convert to fraction form
    75,182.23/112,754.89 = 33,072.91/x
  3. Step 3: Cross multiply
    75,182.23x = 112,754.89 × 33,072.91
  4. Step 4: Simplify right side
    75,182.23x = 3,729,131,902.45
  5. Step 5: Solve for x
    x = 3,729,131,902.45/75,182.23
  6. Step 6: Final answer
    x = 49,601.24

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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.