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Finding the Fourth Proportional to 101,165.60, 151,809.15 and 41,995.10

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Solution

The fourth proportional to 101,165.60, 151,809.15 and 41,995.10 is: 63,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,165.60 : 151,809.15 = 41,995.10 : x
  2. Step 2: Convert to fraction form
    101,165.60/151,809.15 = 41,995.10/x
  3. Step 3: Cross multiply
    101,165.60x = 151,809.15 × 41,995.10
  4. Step 4: Simplify right side
    101,165.60x = 6,375,240,435.17
  5. Step 5: Solve for x
    x = 6,375,240,435.17/101,165.60
  6. Step 6: Final answer
    x = 63,017.87

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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.