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Finding the Fourth Proportional to 51,295.63, 70,732.15 and 33,357.37

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Solution

The fourth proportional to 51,295.63, 70,732.15 and 33,357.37 is: 45,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,295.63 : 70,732.15 = 33,357.37 : x
  2. Step 2: Convert to fraction form
    51,295.63/70,732.15 = 33,357.37/x
  3. Step 3: Cross multiply
    51,295.63x = 70,732.15 × 33,357.37
  4. Step 4: Simplify right side
    51,295.63x = 2,359,438,498.45
  5. Step 5: Solve for x
    x = 2,359,438,498.45/51,295.63
  6. Step 6: Final answer
    x = 45,996.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.