Home / 118,632.11-177,942.97-34,390.43

Finding the Fourth Proportional to 118,632.11, 177,942.97 and 34,390.43

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Solution

The fourth proportional to 118,632.11, 177,942.97 and 34,390.43 is: 51,584.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,632.11 : 177,942.97 = 34,390.43 : x
  2. Step 2: Convert to fraction form
    118,632.11/177,942.97 = 34,390.43/x
  3. Step 3: Cross multiply
    118,632.11x = 177,942.97 × 34,390.43
  4. Step 4: Simplify right side
    118,632.11x = 6,119,535,612.66
  5. Step 5: Solve for x
    x = 6,119,535,612.66/118,632.11
  6. Step 6: Final answer
    x = 51,584.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.