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Finding the Fourth Proportional to 100,836.36, 151,254.59 and 41,606.93

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Solution

The fourth proportional to 100,836.36, 151,254.59 and 41,606.93 is: 62,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,836.36 : 151,254.59 = 41,606.93 : x
  2. Step 2: Convert to fraction form
    100,836.36/151,254.59 = 41,606.93/x
  3. Step 3: Cross multiply
    100,836.36x = 151,254.59 × 41,606.93
  4. Step 4: Simplify right side
    100,836.36x = 6,293,239,308.41
  5. Step 5: Solve for x
    x = 6,293,239,308.41/100,836.36
  6. Step 6: Final answer
    x = 62,410.42

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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.