Home / 235,116.14-352,627.02-115,121.36

Finding the Fourth Proportional to 235,116.14, 352,627.02 and 115,121.36

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Solution

The fourth proportional to 235,116.14, 352,627.02 and 115,121.36 is: 172,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,116.14 : 352,627.02 = 115,121.36 : x
  2. Step 2: Convert to fraction form
    235,116.14/352,627.02 = 115,121.36/x
  3. Step 3: Cross multiply
    235,116.14x = 352,627.02 × 115,121.36
  4. Step 4: Simplify right side
    235,116.14x = 40,594,902,996.71
  5. Step 5: Solve for x
    x = 40,594,902,996.71/235,116.14
  6. Step 6: Final answer
    x = 172,658.94

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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.