Home / 99,392.45-149,056.85-32,820.17

Finding the Fourth Proportional to 99,392.45, 149,056.85 and 32,820.17

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Solution

The fourth proportional to 99,392.45, 149,056.85 and 32,820.17 is: 49,219.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,392.45 : 149,056.85 = 32,820.17 : x
  2. Step 2: Convert to fraction form
    99,392.45/149,056.85 = 32,820.17/x
  3. Step 3: Cross multiply
    99,392.45x = 149,056.85 × 32,820.17
  4. Step 4: Simplify right side
    99,392.45x = 4,892,070,493.43
  5. Step 5: Solve for x
    x = 4,892,070,493.43/99,392.45
  6. Step 6: Final answer
    x = 49,219.74

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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.