Home / 181,942.40-272,913.60-170,132.60

Finding the Fourth Proportional to 181,942.40, 272,913.60 and 170,132.60

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Solution

The fourth proportional to 181,942.40, 272,913.60 and 170,132.60 is: 255,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,942.40 : 272,913.60 = 170,132.60 : x
  2. Step 2: Convert to fraction form
    181,942.40/272,913.60 = 170,132.60/x
  3. Step 3: Cross multiply
    181,942.40x = 272,913.60 × 170,132.60
  4. Step 4: Simplify right side
    181,942.40x = 46,431,500,343.36
  5. Step 5: Solve for x
    x = 46,431,500,343.36/181,942.40
  6. Step 6: Final answer
    x = 255,198.90

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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.