Home / 219,496.28-329,094.62-105,583.96

Finding the Fourth Proportional to 219,496.28, 329,094.62 and 105,583.96

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Solution

The fourth proportional to 219,496.28, 329,094.62 and 105,583.96 is: 158,303.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,496.28 : 329,094.62 = 105,583.96 : x
  2. Step 2: Convert to fraction form
    219,496.28/329,094.62 = 105,583.96/x
  3. Step 3: Cross multiply
    219,496.28x = 329,094.62 × 105,583.96
  4. Step 4: Simplify right side
    219,496.28x = 34,747,113,194.30
  5. Step 5: Solve for x
    x = 34,747,113,194.30/219,496.28
  6. Step 6: Final answer
    x = 158,303.88

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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.