Home / 95,756.34-132,138.68-54,918.36

Finding the Fourth Proportional to 95,756.34, 132,138.68 and 54,918.36

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Solution

The fourth proportional to 95,756.34, 132,138.68 and 54,918.36 is: 75,784.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,756.34 : 132,138.68 = 54,918.36 : x
  2. Step 2: Convert to fraction form
    95,756.34/132,138.68 = 54,918.36/x
  3. Step 3: Cross multiply
    95,756.34x = 132,138.68 × 54,918.36
  4. Step 4: Simplify right side
    95,756.34x = 7,256,839,598.16
  5. Step 5: Solve for x
    x = 7,256,839,598.16/95,756.34
  6. Step 6: Final answer
    x = 75,784.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.