Home / 49,433.09-68,214.89-29,291.90

Finding the Fourth Proportional to 49,433.09, 68,214.89 and 29,291.90

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Solution

The fourth proportional to 49,433.09, 68,214.89 and 29,291.90 is: 40,421.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,433.09 : 68,214.89 = 29,291.90 : x
  2. Step 2: Convert to fraction form
    49,433.09/68,214.89 = 29,291.90/x
  3. Step 3: Cross multiply
    49,433.09x = 68,214.89 × 29,291.90
  4. Step 4: Simplify right side
    49,433.09x = 1,998,143,468.55
  5. Step 5: Solve for x
    x = 1,998,143,468.55/49,433.09
  6. Step 6: Final answer
    x = 40,421.18

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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.