Home / 226,176.90-338,748.63-107,931.30

Finding the Fourth Proportional to 226,176.90, 338,748.63 and 107,931.30

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Solution

The fourth proportional to 226,176.90, 338,748.63 and 107,931.30 is: 161,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,176.90 : 338,748.63 = 107,931.30 : x
  2. Step 2: Convert to fraction form
    226,176.90/338,748.63 = 107,931.30/x
  3. Step 3: Cross multiply
    226,176.90x = 338,748.63 × 107,931.30
  4. Step 4: Simplify right side
    226,176.90x = 36,561,580,009.12
  5. Step 5: Solve for x
    x = 36,561,580,009.12/226,176.90
  6. Step 6: Final answer
    x = 161,650.37

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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.