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Finding the Fourth Proportional to 62,034.78, 93,050.42 and 19,914.54

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Solution

The fourth proportional to 62,034.78, 93,050.42 and 19,914.54 is: 29,871.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,034.78 : 93,050.42 = 19,914.54 : x
  2. Step 2: Convert to fraction form
    62,034.78/93,050.42 = 19,914.54/x
  3. Step 3: Cross multiply
    62,034.78x = 93,050.42 × 19,914.54
  4. Step 4: Simplify right side
    62,034.78x = 1,853,056,311.11
  5. Step 5: Solve for x
    x = 1,853,056,311.11/62,034.78
  6. Step 6: Final answer
    x = 29,871.25

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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.