Home / 215,296.57-297,105.33-119,802.43

Finding the Fourth Proportional to 215,296.57, 297,105.33 and 119,802.43

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Solution

The fourth proportional to 215,296.57, 297,105.33 and 119,802.43 is: 165,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,296.57 : 297,105.33 = 119,802.43 : x
  2. Step 2: Convert to fraction form
    215,296.57/297,105.33 = 119,802.43/x
  3. Step 3: Cross multiply
    215,296.57x = 297,105.33 × 119,802.43
  4. Step 4: Simplify right side
    215,296.57x = 35,593,940,499.95
  5. Step 5: Solve for x
    x = 35,593,940,499.95/215,296.57
  6. Step 6: Final answer
    x = 165,325.16

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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.