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Finding the Fourth Proportional to 101,134.64, 151,616.28 and 41,933.36

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Solution

The fourth proportional to 101,134.64, 151,616.28 and 41,933.36 is: 62,864.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,134.64 : 151,616.28 = 41,933.36 : x
  2. Step 2: Convert to fraction form
    101,134.64/151,616.28 = 41,933.36/x
  3. Step 3: Cross multiply
    101,134.64x = 151,616.28 × 41,933.36
  4. Step 4: Simplify right side
    101,134.64x = 6,357,780,051.10
  5. Step 5: Solve for x
    x = 6,357,780,051.10/101,134.64
  6. Step 6: Final answer
    x = 62,864.51

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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.