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Finding the Fourth Proportional to 47,374.98, 71,099.60 and 33,050.30

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Solution

The fourth proportional to 47,374.98, 71,099.60 and 33,050.30 is: 49,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,374.98 : 71,099.60 = 33,050.30 : x
  2. Step 2: Convert to fraction form
    47,374.98/71,099.60 = 33,050.30/x
  3. Step 3: Cross multiply
    47,374.98x = 71,099.60 × 33,050.30
  4. Step 4: Simplify right side
    47,374.98x = 2,349,863,287.63
  5. Step 5: Solve for x
    x = 2,349,863,287.63/47,374.98
  6. Step 6: Final answer
    x = 49,601.35

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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.