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Finding the Fourth Proportional to 61,901.37, 85,422.24 and 35,046.41

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Solution

The fourth proportional to 61,901.37, 85,422.24 and 35,046.41 is: 48,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,901.37 : 85,422.24 = 35,046.41 : x
  2. Step 2: Convert to fraction form
    61,901.37/85,422.24 = 35,046.41/x
  3. Step 3: Cross multiply
    61,901.37x = 85,422.24 × 35,046.41
  4. Step 4: Simplify right side
    61,901.37x = 2,993,742,419.05
  5. Step 5: Solve for x
    x = 2,993,742,419.05/61,901.37
  6. Step 6: Final answer
    x = 48,363.10

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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.