Home / 175,730.88-263,470.80-82,185.60

Finding the Fourth Proportional to 175,730.88, 263,470.80 and 82,185.60

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Solution

The fourth proportional to 175,730.88, 263,470.80 and 82,185.60 is: 123,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,730.88 : 263,470.80 = 82,185.60 : x
  2. Step 2: Convert to fraction form
    175,730.88/263,470.80 = 82,185.60/x
  3. Step 3: Cross multiply
    175,730.88x = 263,470.80 × 82,185.60
  4. Step 4: Simplify right side
    175,730.88x = 21,653,505,780.48
  5. Step 5: Solve for x
    x = 21,653,505,780.48/175,730.88
  6. Step 6: Final answer
    x = 123,219.70

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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.