Home / 168,340.46-232,309.71-107,911.07

Finding the Fourth Proportional to 168,340.46, 232,309.71 and 107,911.07

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Solution

The fourth proportional to 168,340.46, 232,309.71 and 107,911.07 is: 148,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,340.46 : 232,309.71 = 107,911.07 : x
  2. Step 2: Convert to fraction form
    168,340.46/232,309.71 = 107,911.07/x
  3. Step 3: Cross multiply
    168,340.46x = 232,309.71 × 107,911.07
  4. Step 4: Simplify right side
    168,340.46x = 25,068,789,377.49
  5. Step 5: Solve for x
    x = 25,068,789,377.49/168,340.46
  6. Step 6: Final answer
    x = 148,917.20

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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.