Home / 49,421.11-68,196.79-29,274.59

Finding the Fourth Proportional to 49,421.11, 68,196.79 and 29,274.59

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Solution

The fourth proportional to 49,421.11, 68,196.79 and 29,274.59 is: 40,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,421.11 : 68,196.79 = 29,274.59 : x
  2. Step 2: Convert to fraction form
    49,421.11/68,196.79 = 29,274.59/x
  3. Step 3: Cross multiply
    49,421.11x = 68,196.79 × 29,274.59
  4. Step 4: Simplify right side
    49,421.11x = 1,996,433,066.57
  5. Step 5: Solve for x
    x = 1,996,433,066.57/49,421.11
  6. Step 6: Final answer
    x = 40,396.36

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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.