Home / 219,784.20-329,643.90-62,028.60

Finding the Fourth Proportional to 219,784.20, 329,643.90 and 62,028.60

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Solution

The fourth proportional to 219,784.20, 329,643.90 and 62,028.60 is: 93,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,784.20 : 329,643.90 = 62,028.60 : x
  2. Step 2: Convert to fraction form
    219,784.20/329,643.90 = 62,028.60/x
  3. Step 3: Cross multiply
    219,784.20x = 329,643.90 × 62,028.60
  4. Step 4: Simplify right side
    219,784.20x = 20,447,349,615.54
  5. Step 5: Solve for x
    x = 20,447,349,615.54/219,784.20
  6. Step 6: Final answer
    x = 93,033.76

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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.