Home / 215,450.82-297,324.18-119,959.56

Finding the Fourth Proportional to 215,450.82, 297,324.18 and 119,959.56

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Solution

The fourth proportional to 215,450.82, 297,324.18 and 119,959.56 is: 165,545.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,450.82 : 297,324.18 = 119,959.56 : x
  2. Step 2: Convert to fraction form
    215,450.82/297,324.18 = 119,959.56/x
  3. Step 3: Cross multiply
    215,450.82x = 297,324.18 × 119,959.56
  4. Step 4: Simplify right side
    215,450.82x = 35,666,877,810.16
  5. Step 5: Solve for x
    x = 35,666,877,810.16/215,450.82
  6. Step 6: Final answer
    x = 165,545.33

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1.5x scale

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.