Home / 219,829.20-329,764.68-59,907.12

Finding the Fourth Proportional to 219,829.20, 329,764.68 and 59,907.12

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Solution

The fourth proportional to 219,829.20, 329,764.68 and 59,907.12 is: 89,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,829.20 : 329,764.68 = 59,907.12 : x
  2. Step 2: Convert to fraction form
    219,829.20/329,764.68 = 59,907.12/x
  3. Step 3: Cross multiply
    219,829.20x = 329,764.68 × 59,907.12
  4. Step 4: Simplify right side
    219,829.20x = 19,755,252,256.52
  5. Step 5: Solve for x
    x = 19,755,252,256.52/219,829.20
  6. Step 6: Final answer
    x = 89,866.37

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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.