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Finding the Fourth Proportional to 270,197.54, 372,891.91 and 149,336.22

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Solution

The fourth proportional to 270,197.54, 372,891.91 and 149,336.22 is: 206,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,197.54 : 372,891.91 = 149,336.22 : x
  2. Step 2: Convert to fraction form
    270,197.54/372,891.91 = 149,336.22/x
  3. Step 3: Cross multiply
    270,197.54x = 372,891.91 × 149,336.22
  4. Step 4: Simplify right side
    270,197.54x = 55,686,268,307.98
  5. Step 5: Solve for x
    x = 55,686,268,307.98/270,197.54
  6. Step 6: Final answer
    x = 206,094.65

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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.