Home / 109,835.52-164,736-30,958.08

Finding the Fourth Proportional to 109,835.52, 164,736 and 30,958.08

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Solution

The fourth proportional to 109,835.52, 164,736 and 30,958.08 is: 46,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,835.52 : 164,736 = 30,958.08 : x
  2. Step 2: Convert to fraction form
    109,835.52/164,736 = 30,958.08/x
  3. Step 3: Cross multiply
    109,835.52x = 164,736 × 30,958.08
  4. Step 4: Simplify right side
    109,835.52x = 5,099,910,266.88
  5. Step 5: Solve for x
    x = 5,099,910,266.88/109,835.52
  6. Step 6: Final answer
    x = 46,432.25

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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.