Home / 155,700.06-214,791.51-149,664.54

Finding the Fourth Proportional to 155,700.06, 214,791.51 and 149,664.54

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Solution

The fourth proportional to 155,700.06, 214,791.51 and 149,664.54 is: 206,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,700.06 : 214,791.51 = 149,664.54 : x
  2. Step 2: Convert to fraction form
    155,700.06/214,791.51 = 149,664.54/x
  3. Step 3: Cross multiply
    155,700.06x = 214,791.51 × 149,664.54
  4. Step 4: Simplify right side
    155,700.06x = 32,146,672,540.06
  5. Step 5: Solve for x
    x = 32,146,672,540.06/155,700.06
  6. Step 6: Final answer
    x = 206,465.38

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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.