Home / 219,628.29-329,466.66-69,833.54

Finding the Fourth Proportional to 219,628.29, 329,466.66 and 69,833.54

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Solution

The fourth proportional to 219,628.29, 329,466.66 and 69,833.54 is: 104,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,628.29 : 329,466.66 = 69,833.54 : x
  2. Step 2: Convert to fraction form
    219,628.29/329,466.66 = 69,833.54/x
  3. Step 3: Cross multiply
    219,628.29x = 329,466.66 × 69,833.54
  4. Step 4: Simplify right side
    219,628.29x = 23,007,823,741.57
  5. Step 5: Solve for x
    x = 23,007,823,741.57/219,628.29
  6. Step 6: Final answer
    x = 104,758.01

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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.