Home / 119,446.09-164,842.41-68,467.30

Finding the Fourth Proportional to 119,446.09, 164,842.41 and 68,467.30

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Solution

The fourth proportional to 119,446.09, 164,842.41 and 68,467.30 is: 94,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,446.09 : 164,842.41 = 68,467.30 : x
  2. Step 2: Convert to fraction form
    119,446.09/164,842.41 = 68,467.30/x
  3. Step 3: Cross multiply
    119,446.09x = 164,842.41 × 68,467.30
  4. Step 4: Simplify right side
    119,446.09x = 11,286,314,738.19
  5. Step 5: Solve for x
    x = 11,286,314,738.19/119,446.09
  6. Step 6: Final answer
    x = 94,488.78

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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.