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Finding the Fourth Proportional to 61,063.41, 84,267.48 and 37,190.09

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Solution

The fourth proportional to 61,063.41, 84,267.48 and 37,190.09 is: 51,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,063.41 : 84,267.48 = 37,190.09 : x
  2. Step 2: Convert to fraction form
    61,063.41/84,267.48 = 37,190.09/x
  3. Step 3: Cross multiply
    61,063.41x = 84,267.48 × 37,190.09
  4. Step 4: Simplify right side
    61,063.41x = 3,133,914,743.94
  5. Step 5: Solve for x
    x = 3,133,914,743.94/61,063.41
  6. Step 6: Final answer
    x = 51,322.30

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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.