Home / 72,416.20-108,599.94-32,410.12

Finding the Fourth Proportional to 72,416.20, 108,599.94 and 32,410.12

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Solution

The fourth proportional to 72,416.20, 108,599.94 and 32,410.12 is: 48,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,416.20 : 108,599.94 = 32,410.12 : x
  2. Step 2: Convert to fraction form
    72,416.20/108,599.94 = 32,410.12/x
  3. Step 3: Cross multiply
    72,416.20x = 108,599.94 × 32,410.12
  4. Step 4: Simplify right side
    72,416.20x = 3,519,737,087.39
  5. Step 5: Solve for x
    x = 3,519,737,087.39/72,416.20
  6. Step 6: Final answer
    x = 48,604.28

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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.