Home / 231,162-346,821.76-124,556.88

Finding the Fourth Proportional to 231,162, 346,821.76 and 124,556.88

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Solution

The fourth proportional to 231,162, 346,821.76 and 124,556.88 is: 186,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,162 : 346,821.76 = 124,556.88 : x
  2. Step 2: Convert to fraction form
    231,162/346,821.76 = 124,556.88/x
  3. Step 3: Cross multiply
    231,162x = 346,821.76 × 124,556.88
  4. Step 4: Simplify right side
    231,162x = 43,199,036,341.71
  5. Step 5: Solve for x
    x = 43,199,036,341.71/231,162
  6. Step 6: Final answer
    x = 186,877.76

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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.