Home / 71,211.21-106,827.45-26,229.15

Finding the Fourth Proportional to 71,211.21, 106,827.45 and 26,229.15

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Solution

The fourth proportional to 71,211.21, 106,827.45 and 26,229.15 is: 39,347.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,211.21 : 106,827.45 = 26,229.15 : x
  2. Step 2: Convert to fraction form
    71,211.21/106,827.45 = 26,229.15/x
  3. Step 3: Cross multiply
    71,211.21x = 106,827.45 × 26,229.15
  4. Step 4: Simplify right side
    71,211.21x = 2,801,993,210.17
  5. Step 5: Solve for x
    x = 2,801,993,210.17/71,211.21
  6. Step 6: Final answer
    x = 39,347.64

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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.