Home / 150,343.32-225,351.96-75,282.51

Finding the Fourth Proportional to 150,343.32, 225,351.96 and 75,282.51

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Solution

The fourth proportional to 150,343.32, 225,351.96 and 75,282.51 is: 112,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,343.32 : 225,351.96 = 75,282.51 : x
  2. Step 2: Convert to fraction form
    150,343.32/225,351.96 = 75,282.51/x
  3. Step 3: Cross multiply
    150,343.32x = 225,351.96 × 75,282.51
  4. Step 4: Simplify right side
    150,343.32x = 16,965,061,182.22
  5. Step 5: Solve for x
    x = 16,965,061,182.22/150,343.32
  6. Step 6: Final answer
    x = 112,842.13

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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.