Home / 181,914.40-272,920.20-162,328.60

Finding the Fourth Proportional to 181,914.40, 272,920.20 and 162,328.60

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Solution

The fourth proportional to 181,914.40, 272,920.20 and 162,328.60 is: 243,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,914.40 : 272,920.20 = 162,328.60 : x
  2. Step 2: Convert to fraction form
    181,914.40/272,920.20 = 162,328.60/x
  3. Step 3: Cross multiply
    181,914.40x = 272,920.20 × 162,328.60
  4. Step 4: Simplify right side
    181,914.40x = 44,302,753,977.72
  5. Step 5: Solve for x
    x = 44,302,753,977.72/181,914.40
  6. Step 6: Final answer
    x = 243,536.27

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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.