Home / 100,684.22-151,025.62-34,171.17

Finding the Fourth Proportional to 100,684.22, 151,025.62 and 34,171.17

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Solution

The fourth proportional to 100,684.22, 151,025.62 and 34,171.17 is: 51,256.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,684.22 : 151,025.62 = 34,171.17 : x
  2. Step 2: Convert to fraction form
    100,684.22/151,025.62 = 34,171.17/x
  3. Step 3: Cross multiply
    100,684.22x = 151,025.62 × 34,171.17
  4. Step 4: Simplify right side
    100,684.22x = 5,160,722,135.38
  5. Step 5: Solve for x
    x = 5,160,722,135.38/100,684.22
  6. Step 6: Final answer
    x = 51,256.51

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1.5x scale

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.