Home / 303,844.06-419,302.34-167,877.58

Finding the Fourth Proportional to 303,844.06, 419,302.34 and 167,877.58

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Solution

The fourth proportional to 303,844.06, 419,302.34 and 167,877.58 is: 231,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,844.06 : 419,302.34 = 167,877.58 : x
  2. Step 2: Convert to fraction form
    303,844.06/419,302.34 = 167,877.58/x
  3. Step 3: Cross multiply
    303,844.06x = 419,302.34 × 167,877.58
  4. Step 4: Simplify right side
    303,844.06x = 70,391,462,127.54
  5. Step 5: Solve for x
    x = 70,391,462,127.54/303,844.06
  6. Step 6: Final answer
    x = 231,669.70

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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.