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Finding the Fourth Proportional to 219,645.95, 329,093.01 and 119,876.22

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Solution

The fourth proportional to 219,645.95, 329,093.01 and 119,876.22 is: 179,609.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,645.95 : 329,093.01 = 119,876.22 : x
  2. Step 2: Convert to fraction form
    219,645.95/329,093.01 = 119,876.22/x
  3. Step 3: Cross multiply
    219,645.95x = 329,093.01 × 119,876.22
  4. Step 4: Simplify right side
    219,645.95x = 39,450,426,067.22
  5. Step 5: Solve for x
    x = 39,450,426,067.22/219,645.95
  6. Step 6: Final answer
    x = 179,609.17

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1.5x scale

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.