Home / 68,396.24-94,388.41-42,903.69

Finding the Fourth Proportional to 68,396.24, 94,388.41 and 42,903.69

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Solution

The fourth proportional to 68,396.24, 94,388.41 and 42,903.69 is: 59,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,396.24 : 94,388.41 = 42,903.69 : x
  2. Step 2: Convert to fraction form
    68,396.24/94,388.41 = 42,903.69/x
  3. Step 3: Cross multiply
    68,396.24x = 94,388.41 × 42,903.69
  4. Step 4: Simplify right side
    68,396.24x = 4,049,610,781.91
  5. Step 5: Solve for x
    x = 4,049,610,781.91/68,396.24
  6. Step 6: Final answer
    x = 59,208.09

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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.