Home / 118,414.77-177,619.65-38,452.65

Finding the Fourth Proportional to 118,414.77, 177,619.65 and 38,452.65

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Solution

The fourth proportional to 118,414.77, 177,619.65 and 38,452.65 is: 57,678.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,414.77 : 177,619.65 = 38,452.65 : x
  2. Step 2: Convert to fraction form
    118,414.77/177,619.65 = 38,452.65/x
  3. Step 3: Cross multiply
    118,414.77x = 177,619.65 × 38,452.65
  4. Step 4: Simplify right side
    118,414.77x = 6,829,946,234.57
  5. Step 5: Solve for x
    x = 6,829,946,234.57/118,414.77
  6. Step 6: Final answer
    x = 57,678.16

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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.