Home / 104,742.87-157,138.91-34,622.19

Finding the Fourth Proportional to 104,742.87, 157,138.91 and 34,622.19

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Solution

The fourth proportional to 104,742.87, 157,138.91 and 34,622.19 is: 51,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,742.87 : 157,138.91 = 34,622.19 : x
  2. Step 2: Convert to fraction form
    104,742.87/157,138.91 = 34,622.19/x
  3. Step 3: Cross multiply
    104,742.87x = 157,138.91 × 34,622.19
  4. Step 4: Simplify right side
    104,742.87x = 5,440,493,198.41
  5. Step 5: Solve for x
    x = 5,440,493,198.41/104,742.87
  6. Step 6: Final answer
    x = 51,941.42

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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.