Home / 219,677.04-329,139.45-119,907.27

Finding the Fourth Proportional to 219,677.04, 329,139.45 and 119,907.27

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Solution

The fourth proportional to 219,677.04, 329,139.45 and 119,907.27 is: 179,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,677.04 : 329,139.45 = 119,907.27 : x
  2. Step 2: Convert to fraction form
    219,677.04/329,139.45 = 119,907.27/x
  3. Step 3: Cross multiply
    219,677.04x = 329,139.45 × 119,907.27
  4. Step 4: Simplify right side
    219,677.04x = 39,466,212,898.80
  5. Step 5: Solve for x
    x = 39,466,212,898.80/219,677.04
  6. Step 6: Final answer
    x = 179,655.61

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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.