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Finding the Fourth Proportional to 61,053.20, 91,551.20 and 23,630.96

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Solution

The fourth proportional to 61,053.20, 91,551.20 and 23,630.96 is: 35,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,053.20 : 91,551.20 = 23,630.96 : x
  2. Step 2: Convert to fraction form
    61,053.20/91,551.20 = 23,630.96/x
  3. Step 3: Cross multiply
    61,053.20x = 91,551.20 × 23,630.96
  4. Step 4: Simplify right side
    61,053.20x = 2,163,442,745.15
  5. Step 5: Solve for x
    x = 2,163,442,745.15/61,053.20
  6. Step 6: Final answer
    x = 35,435.37

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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.