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Finding the Fourth Proportional to 100,360, 150,598.32 and 44,956

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Solution

The fourth proportional to 100,360, 150,598.32 and 44,956 is: 67,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,360 : 150,598.32 = 44,956 : x
  2. Step 2: Convert to fraction form
    100,360/150,598.32 = 44,956/x
  3. Step 3: Cross multiply
    100,360x = 150,598.32 × 44,956
  4. Step 4: Simplify right side
    100,360x = 6,770,298,073.92
  5. Step 5: Solve for x
    x = 6,770,298,073.92/100,360
  6. Step 6: Final answer
    x = 67,460.12

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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.