Home / 69,839.29-104,719.40-63,888.22

Finding the Fourth Proportional to 69,839.29, 104,719.40 and 63,888.22

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Solution

The fourth proportional to 69,839.29, 104,719.40 and 63,888.22 is: 95,796.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,839.29 : 104,719.40 = 63,888.22 : x
  2. Step 2: Convert to fraction form
    69,839.29/104,719.40 = 63,888.22/x
  3. Step 3: Cross multiply
    69,839.29x = 104,719.40 × 63,888.22
  4. Step 4: Simplify right side
    69,839.29x = 6,690,335,222.43
  5. Step 5: Solve for x
    x = 6,690,335,222.43/69,839.29
  6. Step 6: Final answer
    x = 95,796.16

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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.