Home / 188,104.30-259,538.23-106,434.02

Finding the Fourth Proportional to 188,104.30, 259,538.23 and 106,434.02

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Solution

The fourth proportional to 188,104.30, 259,538.23 and 106,434.02 is: 146,853.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,104.30 : 259,538.23 = 106,434.02 : x
  2. Step 2: Convert to fraction form
    188,104.30/259,538.23 = 106,434.02/x
  3. Step 3: Cross multiply
    188,104.30x = 259,538.23 × 106,434.02
  4. Step 4: Simplify right side
    188,104.30x = 27,623,697,162.58
  5. Step 5: Solve for x
    x = 27,623,697,162.58/188,104.30
  6. Step 6: Final answer
    x = 146,853.09

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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.