Home / 231,106.50-346,688.91-79,333.17

Finding the Fourth Proportional to 231,106.50, 346,688.91 and 79,333.17

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Solution

The fourth proportional to 231,106.50, 346,688.91 and 79,333.17 is: 119,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,106.50 : 346,688.91 = 79,333.17 : x
  2. Step 2: Convert to fraction form
    231,106.50/346,688.91 = 79,333.17/x
  3. Step 3: Cross multiply
    231,106.50x = 346,688.91 × 79,333.17
  4. Step 4: Simplify right side
    231,106.50x = 27,503,930,234.14
  5. Step 5: Solve for x
    x = 27,503,930,234.14/231,106.50
  6. Step 6: Final answer
    x = 119,009.76

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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.