Home / 219,775.36-329,722.23-113,101.19

Finding the Fourth Proportional to 219,775.36, 329,722.23 and 113,101.19

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Solution

The fourth proportional to 219,775.36, 329,722.23 and 113,101.19 is: 169,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,775.36 : 329,722.23 = 113,101.19 : x
  2. Step 2: Convert to fraction form
    219,775.36/329,722.23 = 113,101.19/x
  3. Step 3: Cross multiply
    219,775.36x = 329,722.23 × 113,101.19
  4. Step 4: Simplify right side
    219,775.36x = 37,291,977,031.15
  5. Step 5: Solve for x
    x = 37,291,977,031.15/219,775.36
  6. Step 6: Final answer
    x = 169,682.24

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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.