Home / 270,013.22-372,611.03-149,151.91

Finding the Fourth Proportional to 270,013.22, 372,611.03 and 149,151.91

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Solution

The fourth proportional to 270,013.22, 372,611.03 and 149,151.91 is: 205,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,013.22 : 372,611.03 = 149,151.91 : x
  2. Step 2: Convert to fraction form
    270,013.22/372,611.03 = 149,151.91/x
  3. Step 3: Cross multiply
    270,013.22x = 372,611.03 × 149,151.91
  4. Step 4: Simplify right side
    270,013.22x = 55,575,645,134.28
  5. Step 5: Solve for x
    x = 55,575,645,134.28/270,013.22
  6. Step 6: Final answer
    x = 205,825.64

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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.