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Finding the Fourth Proportional to 119,283.80, 178,926.46 and 35,043.62

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Solution

The fourth proportional to 119,283.80, 178,926.46 and 35,043.62 is: 52,565.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,283.80 : 178,926.46 = 35,043.62 : x
  2. Step 2: Convert to fraction form
    119,283.80/178,926.46 = 35,043.62/x
  3. Step 3: Cross multiply
    119,283.80x = 178,926.46 × 35,043.62
  4. Step 4: Simplify right side
    119,283.80x = 6,270,229,889.94
  5. Step 5: Solve for x
    x = 6,270,229,889.94/119,283.80
  6. Step 6: Final answer
    x = 52,565.65

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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.