Home / 69,982.18-104,973.27-25,613.42

Finding the Fourth Proportional to 69,982.18, 104,973.27 and 25,613.42

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Solution

The fourth proportional to 69,982.18, 104,973.27 and 25,613.42 is: 38,420.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,982.18 : 104,973.27 = 25,613.42 : x
  2. Step 2: Convert to fraction form
    69,982.18/104,973.27 = 25,613.42/x
  3. Step 3: Cross multiply
    69,982.18x = 104,973.27 × 25,613.42
  4. Step 4: Simplify right side
    69,982.18x = 2,688,723,832.37
  5. Step 5: Solve for x
    x = 2,688,723,832.37/69,982.18
  6. Step 6: Final answer
    x = 38,420.12

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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.