Home / 104,519.14-156,778.66-29,639.94

Finding the Fourth Proportional to 104,519.14, 156,778.66 and 29,639.94

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Solution

The fourth proportional to 104,519.14, 156,778.66 and 29,639.94 is: 44,459.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,519.14 : 156,778.66 = 29,639.94 : x
  2. Step 2: Convert to fraction form
    104,519.14/156,778.66 = 29,639.94/x
  3. Step 3: Cross multiply
    104,519.14x = 156,778.66 × 29,639.94
  4. Step 4: Simplify right side
    104,519.14x = 4,646,910,075.68
  5. Step 5: Solve for x
    x = 4,646,910,075.68/104,519.14
  6. Step 6: Final answer
    x = 44,459.90

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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.