Home / 215,288.20-297,097.14-119,792.62

Finding the Fourth Proportional to 215,288.20, 297,097.14 and 119,792.62

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Solution

The fourth proportional to 215,288.20, 297,097.14 and 119,792.62 is: 165,313.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,288.20 : 297,097.14 = 119,792.62 : x
  2. Step 2: Convert to fraction form
    215,288.20/297,097.14 = 119,792.62/x
  3. Step 3: Cross multiply
    215,288.20x = 297,097.14 × 119,792.62
  4. Step 4: Simplify right side
    215,288.20x = 35,590,044,795.11
  5. Step 5: Solve for x
    x = 35,590,044,795.11/215,288.20
  6. Step 6: Final answer
    x = 165,313.50

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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.