Home / 227,031.43-340,546.20-69,259.36

Finding the Fourth Proportional to 227,031.43, 340,546.20 and 69,259.36

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Solution

The fourth proportional to 227,031.43, 340,546.20 and 69,259.36 is: 103,888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,031.43 : 340,546.20 = 69,259.36 : x
  2. Step 2: Convert to fraction form
    227,031.43/340,546.20 = 69,259.36/x
  3. Step 3: Cross multiply
    227,031.43x = 340,546.20 × 69,259.36
  4. Step 4: Simplify right side
    227,031.43x = 23,586,011,862.43
  5. Step 5: Solve for x
    x = 23,586,011,862.43/227,031.43
  6. Step 6: Final answer
    x = 103,888.75

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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.