Home / 161,328.56-241,813.44-121,757.36

Finding the Fourth Proportional to 161,328.56, 241,813.44 and 121,757.36

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Solution

The fourth proportional to 161,328.56, 241,813.44 and 121,757.36 is: 182,500.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,328.56 : 241,813.44 = 121,757.36 : x
  2. Step 2: Convert to fraction form
    161,328.56/241,813.44 = 121,757.36/x
  3. Step 3: Cross multiply
    161,328.56x = 241,813.44 × 121,757.36
  4. Step 4: Simplify right side
    161,328.56x = 29,442,566,066.92
  5. Step 5: Solve for x
    x = 29,442,566,066.92/161,328.56
  6. Step 6: Final answer
    x = 182,500.64

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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.