Home / 303,839.29-419,322.75-167,885.14

Finding the Fourth Proportional to 303,839.29, 419,322.75 and 167,885.14

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Solution

The fourth proportional to 303,839.29, 419,322.75 and 167,885.14 is: 231,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,839.29 : 419,322.75 = 167,885.14 : x
  2. Step 2: Convert to fraction form
    303,839.29/419,322.75 = 167,885.14/x
  3. Step 3: Cross multiply
    303,839.29x = 419,322.75 × 167,885.14
  4. Step 4: Simplify right side
    303,839.29x = 70,398,056,492.32
  5. Step 5: Solve for x
    x = 70,398,056,492.32/303,839.29
  6. Step 6: Final answer
    x = 231,695.04

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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.