Home / 118,664.30-177,996.45-110,830.70

Finding the Fourth Proportional to 118,664.30, 177,996.45 and 110,830.70

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Solution

The fourth proportional to 118,664.30, 177,996.45 and 110,830.70 is: 166,246.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,664.30 : 177,996.45 = 110,830.70 : x
  2. Step 2: Convert to fraction form
    118,664.30/177,996.45 = 110,830.70/x
  3. Step 3: Cross multiply
    118,664.30x = 177,996.45 × 110,830.70
  4. Step 4: Simplify right side
    118,664.30x = 19,727,471,151.02
  5. Step 5: Solve for x
    x = 19,727,471,151.02/118,664.30
  6. Step 6: Final answer
    x = 166,246.05

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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.