Home / 188,036.59-281,789.69-103,834.66

Finding the Fourth Proportional to 188,036.59, 281,789.69 and 103,834.66

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Solution

The fourth proportional to 188,036.59, 281,789.69 and 103,834.66 is: 155,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,036.59 : 281,789.69 = 103,834.66 : x
  2. Step 2: Convert to fraction form
    188,036.59/281,789.69 = 103,834.66/x
  3. Step 3: Cross multiply
    188,036.59x = 281,789.69 × 103,834.66
  4. Step 4: Simplify right side
    188,036.59x = 29,259,535,957.36
  5. Step 5: Solve for x
    x = 29,259,535,957.36/188,036.59
  6. Step 6: Final answer
    x = 155,605.54

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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.