Home / 181,550.80-272,326.20-131,395.60

Finding the Fourth Proportional to 181,550.80, 272,326.20 and 131,395.60

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Solution

The fourth proportional to 181,550.80, 272,326.20 and 131,395.60 is: 197,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,550.80 : 272,326.20 = 131,395.60 : x
  2. Step 2: Convert to fraction form
    181,550.80/272,326.20 = 131,395.60/x
  3. Step 3: Cross multiply
    181,550.80x = 272,326.20 × 131,395.60
  4. Step 4: Simplify right side
    181,550.80x = 35,782,464,444.72
  5. Step 5: Solve for x
    x = 35,782,464,444.72/181,550.80
  6. Step 6: Final answer
    x = 197,093.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.