Home / 71,090.19-106,690.32-26,757.27

Finding the Fourth Proportional to 71,090.19, 106,690.32 and 26,757.27

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Solution

The fourth proportional to 71,090.19, 106,690.32 and 26,757.27 is: 40,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,090.19 : 106,690.32 = 26,757.27 : x
  2. Step 2: Convert to fraction form
    71,090.19/106,690.32 = 26,757.27/x
  3. Step 3: Cross multiply
    71,090.19x = 106,690.32 × 26,757.27
  4. Step 4: Simplify right side
    71,090.19x = 2,854,741,698.63
  5. Step 5: Solve for x
    x = 2,854,741,698.63/71,090.19
  6. Step 6: Final answer
    x = 40,156.62

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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.