Home / 270,198.08-372,840.98-149,322.89

Finding the Fourth Proportional to 270,198.08, 372,840.98 and 149,322.89

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Solution

The fourth proportional to 270,198.08, 372,840.98 and 149,322.89 is: 206,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,198.08 : 372,840.98 = 149,322.89 : x
  2. Step 2: Convert to fraction form
    270,198.08/372,840.98 = 149,322.89/x
  3. Step 3: Cross multiply
    270,198.08x = 372,840.98 × 149,322.89
  4. Step 4: Simplify right side
    270,198.08x = 55,673,692,829.52
  5. Step 5: Solve for x
    x = 55,673,692,829.52/270,198.08
  6. Step 6: Final answer
    x = 206,047.70

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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.