Home / 181,505.90-272,550.45-137,182.70

Finding the Fourth Proportional to 181,505.90, 272,550.45 and 137,182.70

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Solution

The fourth proportional to 181,505.90, 272,550.45 and 137,182.70 is: 205,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,505.90 : 272,550.45 = 137,182.70 : x
  2. Step 2: Convert to fraction form
    181,505.90/272,550.45 = 137,182.70/x
  3. Step 3: Cross multiply
    181,505.90x = 272,550.45 × 137,182.70
  4. Step 4: Simplify right side
    181,505.90x = 37,389,206,617.22
  5. Step 5: Solve for x
    x = 37,389,206,617.22/181,505.90
  6. Step 6: Final answer
    x = 205,994.44

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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.