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Finding the Fourth Proportional to 73,466.88, 110,156.52 and 29,100

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Solution

The fourth proportional to 73,466.88, 110,156.52 and 29,100 is: 43,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,466.88 : 110,156.52 = 29,100 : x
  2. Step 2: Convert to fraction form
    73,466.88/110,156.52 = 29,100/x
  3. Step 3: Cross multiply
    73,466.88x = 110,156.52 × 29,100
  4. Step 4: Simplify right side
    73,466.88x = 3,205,554,732
  5. Step 5: Solve for x
    x = 3,205,554,732/73,466.88
  6. Step 6: Final answer
    x = 43,632.65

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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.