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Finding the Fourth Proportional to 100,599.12, 150,922.02 and 29,518.90

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Solution

The fourth proportional to 100,599.12, 150,922.02 and 29,518.90 is: 44,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,599.12 : 150,922.02 = 29,518.90 : x
  2. Step 2: Convert to fraction form
    100,599.12/150,922.02 = 29,518.90/x
  3. Step 3: Cross multiply
    100,599.12x = 150,922.02 × 29,518.90
  4. Step 4: Simplify right side
    100,599.12x = 4,455,052,016.18
  5. Step 5: Solve for x
    x = 4,455,052,016.18/100,599.12
  6. Step 6: Final answer
    x = 44,285.20

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1.5x scale

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.