Home / 161,012.28-241,559.43-72,299.34

Finding the Fourth Proportional to 161,012.28, 241,559.43 and 72,299.34

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Solution

The fourth proportional to 161,012.28, 241,559.43 and 72,299.34 is: 108,467.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,012.28 : 241,559.43 = 72,299.34 : x
  2. Step 2: Convert to fraction form
    161,012.28/241,559.43 = 72,299.34/x
  3. Step 3: Cross multiply
    161,012.28x = 241,559.43 × 72,299.34
  4. Step 4: Simplify right side
    161,012.28x = 17,464,587,359.78
  5. Step 5: Solve for x
    x = 17,464,587,359.78/161,012.28
  6. Step 6: Final answer
    x = 108,467.42

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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.