Home / 54,233.07-81,402.20-26,172.87

Finding the Fourth Proportional to 54,233.07, 81,402.20 and 26,172.87

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Solution

The fourth proportional to 54,233.07, 81,402.20 and 26,172.87 is: 39,284.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,233.07 : 81,402.20 = 26,172.87 : x
  2. Step 2: Convert to fraction form
    54,233.07/81,402.20 = 26,172.87/x
  3. Step 3: Cross multiply
    54,233.07x = 81,402.20 × 26,172.87
  4. Step 4: Simplify right side
    54,233.07x = 2,130,528,791.30
  5. Step 5: Solve for x
    x = 2,130,528,791.30/54,233.07
  6. Step 6: Final answer
    x = 39,284.68

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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.