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Finding the Fourth Proportional to 226,652.80, 340,030.40 and 133,110.40

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Solution

The fourth proportional to 226,652.80, 340,030.40 and 133,110.40 is: 199,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,652.80 : 340,030.40 = 133,110.40 : x
  2. Step 2: Convert to fraction form
    226,652.80/340,030.40 = 133,110.40/x
  3. Step 3: Cross multiply
    226,652.80x = 340,030.40 × 133,110.40
  4. Step 4: Simplify right side
    226,652.80x = 45,261,582,556.16
  5. Step 5: Solve for x
    x = 45,261,582,556.16/226,652.80
  6. Step 6: Final answer
    x = 199,695.67

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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.