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Finding the Fourth Proportional to 100,359, 150,596.82 and 44,955

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Solution

The fourth proportional to 100,359, 150,596.82 and 44,955 is: 67,458.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,359 : 150,596.82 = 44,955 : x
  2. Step 2: Convert to fraction form
    100,359/150,596.82 = 44,955/x
  3. Step 3: Cross multiply
    100,359x = 150,596.82 × 44,955
  4. Step 4: Simplify right side
    100,359x = 6,770,080,043.10
  5. Step 5: Solve for x
    x = 6,770,080,043.10/100,359
  6. Step 6: Final answer
    x = 67,458.62

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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.