Home / 215,179.22-296,946.54-119,685.93

Finding the Fourth Proportional to 215,179.22, 296,946.54 and 119,685.93

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Solution

The fourth proportional to 215,179.22, 296,946.54 and 119,685.93 is: 165,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,179.22 : 296,946.54 = 119,685.93 : x
  2. Step 2: Convert to fraction form
    215,179.22/296,946.54 = 119,685.93/x
  3. Step 3: Cross multiply
    215,179.22x = 296,946.54 × 119,685.93
  4. Step 4: Simplify right side
    215,179.22x = 35,540,322,800.18
  5. Step 5: Solve for x
    x = 35,540,322,800.18/215,179.22
  6. Step 6: Final answer
    x = 165,166.15

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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.