Home / 54,199.09-81,230.86-26,113.87

Finding the Fourth Proportional to 54,199.09, 81,230.86 and 26,113.87

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Solution

The fourth proportional to 54,199.09, 81,230.86 and 26,113.87 is: 39,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,199.09 : 81,230.86 = 26,113.87 : x
  2. Step 2: Convert to fraction form
    54,199.09/81,230.86 = 26,113.87/x
  3. Step 3: Cross multiply
    54,199.09x = 81,230.86 × 26,113.87
  4. Step 4: Simplify right side
    54,199.09x = 2,121,252,118.03
  5. Step 5: Solve for x
    x = 2,121,252,118.03/54,199.09
  6. Step 6: Final answer
    x = 39,138.15

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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.