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Finding the Fourth Proportional to 215,894.58, 297,934.79 and 119,096.25

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Solution

The fourth proportional to 215,894.58, 297,934.79 and 119,096.25 is: 164,352.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,894.58 : 297,934.79 = 119,096.25 : x
  2. Step 2: Convert to fraction form
    215,894.58/297,934.79 = 119,096.25/x
  3. Step 3: Cross multiply
    215,894.58x = 297,934.79 × 119,096.25
  4. Step 4: Simplify right side
    215,894.58x = 35,482,916,233.54
  5. Step 5: Solve for x
    x = 35,482,916,233.54/215,894.58
  6. Step 6: Final answer
    x = 164,352.97

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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.