Home / 181,517.58-272,276.26-55,157.51

Finding the Fourth Proportional to 181,517.58, 272,276.26 and 55,157.51

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Solution

The fourth proportional to 181,517.58, 272,276.26 and 55,157.51 is: 82,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,517.58 : 272,276.26 = 55,157.51 : x
  2. Step 2: Convert to fraction form
    181,517.58/272,276.26 = 55,157.51/x
  3. Step 3: Cross multiply
    181,517.58x = 272,276.26 × 55,157.51
  4. Step 4: Simplify right side
    181,517.58x = 15,018,079,700.09
  5. Step 5: Solve for x
    x = 15,018,079,700.09/181,517.58
  6. Step 6: Final answer
    x = 82,736.23

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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.