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Finding the Fourth Proportional to 66,828.25, 92,222.99 and 37,026.01

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Solution

The fourth proportional to 66,828.25, 92,222.99 and 37,026.01 is: 51,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,828.25 : 92,222.99 = 37,026.01 : x
  2. Step 2: Convert to fraction form
    66,828.25/92,222.99 = 37,026.01/x
  3. Step 3: Cross multiply
    66,828.25x = 92,222.99 × 37,026.01
  4. Step 4: Simplify right side
    66,828.25x = 3,414,649,349.97
  5. Step 5: Solve for x
    x = 3,414,649,349.97/66,828.25
  6. Step 6: Final answer
    x = 51,095.90

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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.