Home / 270,090.03-372,727.54-149,230.19

Finding the Fourth Proportional to 270,090.03, 372,727.54 and 149,230.19

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Solution

The fourth proportional to 270,090.03, 372,727.54 and 149,230.19 is: 205,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,090.03 : 372,727.54 = 149,230.19 : x
  2. Step 2: Convert to fraction form
    270,090.03/372,727.54 = 149,230.19/x
  3. Step 3: Cross multiply
    270,090.03x = 372,727.54 × 149,230.19
  4. Step 4: Simplify right side
    270,090.03x = 55,622,201,612.43
  5. Step 5: Solve for x
    x = 55,622,201,612.43/270,090.03
  6. Step 6: Final answer
    x = 205,939.48

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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.