Home / 68,919.91-103,302.38-35,090.97

Finding the Fourth Proportional to 68,919.91, 103,302.38 and 35,090.97

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Solution

The fourth proportional to 68,919.91, 103,302.38 and 35,090.97 is: 52,597.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,919.91 : 103,302.38 = 35,090.97 : x
  2. Step 2: Convert to fraction form
    68,919.91/103,302.38 = 35,090.97/x
  3. Step 3: Cross multiply
    68,919.91x = 103,302.38 × 35,090.97
  4. Step 4: Simplify right side
    68,919.91x = 3,624,980,542.05
  5. Step 5: Solve for x
    x = 3,624,980,542.05/68,919.91
  6. Step 6: Final answer
    x = 52,597.00

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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.