Home / 134,358.88-201,564.24-75,261.28

Finding the Fourth Proportional to 134,358.88, 201,564.24 and 75,261.28

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Solution

The fourth proportional to 134,358.88, 201,564.24 and 75,261.28 is: 112,906.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,358.88 : 201,564.24 = 75,261.28 : x
  2. Step 2: Convert to fraction form
    134,358.88/201,564.24 = 75,261.28/x
  3. Step 3: Cross multiply
    134,358.88x = 201,564.24 × 75,261.28
  4. Step 4: Simplify right side
    134,358.88x = 15,169,982,704.63
  5. Step 5: Solve for x
    x = 15,169,982,704.63/134,358.88
  6. Step 6: Final answer
    x = 112,906.44

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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.