Home / 54,135.14-81,202.70-26,409.38

Finding the Fourth Proportional to 54,135.14, 81,202.70 and 26,409.38

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Solution

The fourth proportional to 54,135.14, 81,202.70 and 26,409.38 is: 39,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,135.14 : 81,202.70 = 26,409.38 : x
  2. Step 2: Convert to fraction form
    54,135.14/81,202.70 = 26,409.38/x
  3. Step 3: Cross multiply
    54,135.14x = 81,202.70 × 26,409.38
  4. Step 4: Simplify right side
    54,135.14x = 2,144,512,621.34
  5. Step 5: Solve for x
    x = 2,144,512,621.34/54,135.14
  6. Step 6: Final answer
    x = 39,614.06

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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.