Home / 79,768.12-119,652.20-23,603.88

Finding the Fourth Proportional to 79,768.12, 119,652.20 and 23,603.88

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Solution

The fourth proportional to 79,768.12, 119,652.20 and 23,603.88 is: 35,405.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,768.12 : 119,652.20 = 23,603.88 : x
  2. Step 2: Convert to fraction form
    79,768.12/119,652.20 = 23,603.88/x
  3. Step 3: Cross multiply
    79,768.12x = 119,652.20 × 23,603.88
  4. Step 4: Simplify right side
    79,768.12x = 2,824,256,170.54
  5. Step 5: Solve for x
    x = 2,824,256,170.54/79,768.12
  6. Step 6: Final answer
    x = 35,405.83

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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.