Home / 226,613.69-339,847.93-74,776.81

Finding the Fourth Proportional to 226,613.69, 339,847.93 and 74,776.81

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Solution

The fourth proportional to 226,613.69, 339,847.93 and 74,776.81 is: 112,141.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,613.69 : 339,847.93 = 74,776.81 : x
  2. Step 2: Convert to fraction form
    226,613.69/339,847.93 = 74,776.81/x
  3. Step 3: Cross multiply
    226,613.69x = 339,847.93 × 74,776.81
  4. Step 4: Simplify right side
    226,613.69x = 25,412,744,090.50
  5. Step 5: Solve for x
    x = 25,412,744,090.50/226,613.69
  6. Step 6: Final answer
    x = 112,141.26

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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.