Home / 219,427.92-329,191.16-69,673.10

Finding the Fourth Proportional to 219,427.92, 329,191.16 and 69,673.10

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Solution

The fourth proportional to 219,427.92, 329,191.16 and 69,673.10 is: 104,525.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,427.92 : 329,191.16 = 69,673.10 : x
  2. Step 2: Convert to fraction form
    219,427.92/329,191.16 = 69,673.10/x
  3. Step 3: Cross multiply
    219,427.92x = 329,191.16 × 69,673.10
  4. Step 4: Simplify right side
    219,427.92x = 22,935,766,615.47
  5. Step 5: Solve for x
    x = 22,935,766,615.47/219,427.92
  6. Step 6: Final answer
    x = 104,525.29

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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.