Home / 181,642.10-272,502.36-55,292.22

Finding the Fourth Proportional to 181,642.10, 272,502.36 and 55,292.22

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Solution

The fourth proportional to 181,642.10, 272,502.36 and 55,292.22 is: 82,950.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,642.10 : 272,502.36 = 55,292.22 : x
  2. Step 2: Convert to fraction form
    181,642.10/272,502.36 = 55,292.22/x
  3. Step 3: Cross multiply
    181,642.10x = 272,502.36 × 55,292.22
  4. Step 4: Simplify right side
    181,642.10x = 15,067,260,439.64
  5. Step 5: Solve for x
    x = 15,067,260,439.64/181,642.10
  6. Step 6: Final answer
    x = 82,950.27

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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.