Home / 303,170.24-418,384.68-167,210

Finding the Fourth Proportional to 303,170.24, 418,384.68 and 167,210

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Solution

The fourth proportional to 303,170.24, 418,384.68 and 167,210 is: 230,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,170.24 : 418,384.68 = 167,210 : x
  2. Step 2: Convert to fraction form
    303,170.24/418,384.68 = 167,210/x
  3. Step 3: Cross multiply
    303,170.24x = 418,384.68 × 167,210
  4. Step 4: Simplify right side
    303,170.24x = 69,958,102,342.80
  5. Step 5: Solve for x
    x = 69,958,102,342.80/303,170.24
  6. Step 6: Final answer
    x = 230,755.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.