Home / 284,855.20-393,035.97-170,113.03

Finding the Fourth Proportional to 284,855.20, 393,035.97 and 170,113.03

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Solution

The fourth proportional to 284,855.20, 393,035.97 and 170,113.03 is: 234,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,855.20 : 393,035.97 = 170,113.03 : x
  2. Step 2: Convert to fraction form
    284,855.20/393,035.97 = 170,113.03/x
  3. Step 3: Cross multiply
    284,855.20x = 393,035.97 × 170,113.03
  4. Step 4: Simplify right side
    284,855.20x = 66,860,539,755.69
  5. Step 5: Solve for x
    x = 66,860,539,755.69/284,855.20
  6. Step 6: Final answer
    x = 234,717.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.