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Finding the Fourth Proportional to 119,034.78, 178,563.69 and 34,793.04

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Solution

The fourth proportional to 119,034.78, 178,563.69 and 34,793.04 is: 52,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,034.78 : 178,563.69 = 34,793.04 : x
  2. Step 2: Convert to fraction form
    119,034.78/178,563.69 = 34,793.04/x
  3. Step 3: Cross multiply
    119,034.78x = 178,563.69 × 34,793.04
  4. Step 4: Simplify right side
    119,034.78x = 6,212,773,608.72
  5. Step 5: Solve for x
    x = 6,212,773,608.72/119,034.78
  6. Step 6: Final answer
    x = 52,192.93

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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.