Home / 79,669.94-119,449.53-35,272.49

Finding the Fourth Proportional to 79,669.94, 119,449.53 and 35,272.49

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Solution

The fourth proportional to 79,669.94, 119,449.53 and 35,272.49 is: 52,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,669.94 : 119,449.53 = 35,272.49 : x
  2. Step 2: Convert to fraction form
    79,669.94/119,449.53 = 35,272.49/x
  3. Step 3: Cross multiply
    79,669.94x = 119,449.53 × 35,272.49
  4. Step 4: Simplify right side
    79,669.94x = 4,213,281,755.18
  5. Step 5: Solve for x
    x = 4,213,281,755.18/79,669.94
  6. Step 6: Final answer
    x = 52,884.21

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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.