Home / 129,735.77-194,636.48-36,241.52

Finding the Fourth Proportional to 129,735.77, 194,636.48 and 36,241.52

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Solution

The fourth proportional to 129,735.77, 194,636.48 and 36,241.52 is: 54,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,735.77 : 194,636.48 = 36,241.52 : x
  2. Step 2: Convert to fraction form
    129,735.77/194,636.48 = 36,241.52/x
  3. Step 3: Cross multiply
    129,735.77x = 194,636.48 × 36,241.52
  4. Step 4: Simplify right side
    129,735.77x = 7,053,920,728.26
  5. Step 5: Solve for x
    x = 7,053,920,728.26/129,735.77
  6. Step 6: Final answer
    x = 54,371.44

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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.