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Finding the Fourth Proportional to 226,499.90, 340,009.05 and 133,058.30

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Solution

The fourth proportional to 226,499.90, 340,009.05 and 133,058.30 is: 199,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,499.90 : 340,009.05 = 133,058.30 : x
  2. Step 2: Convert to fraction form
    226,499.90/340,009.05 = 133,058.30/x
  3. Step 3: Cross multiply
    226,499.90x = 340,009.05 × 133,058.30
  4. Step 4: Simplify right side
    226,499.90x = 45,241,026,177.62
  5. Step 5: Solve for x
    x = 45,241,026,177.62/226,499.90
  6. Step 6: Final answer
    x = 199,739.72

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1.5x scale

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.