Home / 99,325.06-149,081.22-36,206.19

Finding the Fourth Proportional to 99,325.06, 149,081.22 and 36,206.19

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Solution

The fourth proportional to 99,325.06, 149,081.22 and 36,206.19 is: 54,343.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,325.06 : 149,081.22 = 36,206.19 : x
  2. Step 2: Convert to fraction form
    99,325.06/149,081.22 = 36,206.19/x
  3. Step 3: Cross multiply
    99,325.06x = 149,081.22 × 36,206.19
  4. Step 4: Simplify right side
    99,325.06x = 5,397,662,976.75
  5. Step 5: Solve for x
    x = 5,397,662,976.75/99,325.06
  6. Step 6: Final answer
    x = 54,343.42

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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.