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Finding the Fourth Proportional to 119,220.28, 178,802.67 and 44,375.68

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Solution

The fourth proportional to 119,220.28, 178,802.67 and 44,375.68 is: 66,553.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,220.28 : 178,802.67 = 44,375.68 : x
  2. Step 2: Convert to fraction form
    119,220.28/178,802.67 = 44,375.68/x
  3. Step 3: Cross multiply
    119,220.28x = 178,802.67 × 44,375.68
  4. Step 4: Simplify right side
    119,220.28x = 7,934,490,067.07
  5. Step 5: Solve for x
    x = 7,934,490,067.07/119,220.28
  6. Step 6: Final answer
    x = 66,553.19

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1.5x scale

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.