Home / 263,431.28-395,164.54-92,632.59

Finding the Fourth Proportional to 263,431.28, 395,164.54 and 92,632.59

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Solution

The fourth proportional to 263,431.28, 395,164.54 and 92,632.59 is: 138,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,431.28 : 395,164.54 = 92,632.59 : x
  2. Step 2: Convert to fraction form
    263,431.28/395,164.54 = 92,632.59/x
  3. Step 3: Cross multiply
    263,431.28x = 395,164.54 × 92,632.59
  4. Step 4: Simplify right side
    263,431.28x = 36,605,114,816.36
  5. Step 5: Solve for x
    x = 36,605,114,816.36/263,431.28
  6. Step 6: Final answer
    x = 138,955.08

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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.