Home / 119,816.93-165,229.26-92,949.62

Finding the Fourth Proportional to 119,816.93, 165,229.26 and 92,949.62

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Solution

The fourth proportional to 119,816.93, 165,229.26 and 92,949.62 is: 128,178.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,816.93 : 165,229.26 = 92,949.62 : x
  2. Step 2: Convert to fraction form
    119,816.93/165,229.26 = 92,949.62/x
  3. Step 3: Cross multiply
    119,816.93x = 165,229.26 × 92,949.62
  4. Step 4: Simplify right side
    119,816.93x = 15,357,996,929.88
  5. Step 5: Solve for x
    x = 15,357,996,929.88/119,816.93
  6. Step 6: Final answer
    x = 128,178.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.