Home / 67,209.36-100,835.91-32,151.75

Finding the Fourth Proportional to 67,209.36, 100,835.91 and 32,151.75

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Solution

The fourth proportional to 67,209.36, 100,835.91 and 32,151.75 is: 48,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,209.36 : 100,835.91 = 32,151.75 : x
  2. Step 2: Convert to fraction form
    67,209.36/100,835.91 = 32,151.75/x
  3. Step 3: Cross multiply
    67,209.36x = 100,835.91 × 32,151.75
  4. Step 4: Simplify right side
    67,209.36x = 3,242,050,969.34
  5. Step 5: Solve for x
    x = 3,242,050,969.34/67,209.36
  6. Step 6: Final answer
    x = 48,238.09

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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.