Home / 118,252.26-177,313.32-80,854.56

Finding the Fourth Proportional to 118,252.26, 177,313.32 and 80,854.56

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Solution

The fourth proportional to 118,252.26, 177,313.32 and 80,854.56 is: 121,237.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,252.26 : 177,313.32 = 80,854.56 : x
  2. Step 2: Convert to fraction form
    118,252.26/177,313.32 = 80,854.56/x
  3. Step 3: Cross multiply
    118,252.26x = 177,313.32 × 80,854.56
  4. Step 4: Simplify right side
    118,252.26x = 14,336,590,470.74
  5. Step 5: Solve for x
    x = 14,336,590,470.74/118,252.26
  6. Step 6: Final answer
    x = 121,237.35

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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.