Home / 254,113.99-381,144.25-104,370.10

Finding the Fourth Proportional to 254,113.99, 381,144.25 and 104,370.10

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Solution

The fourth proportional to 254,113.99, 381,144.25 and 104,370.10 is: 156,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,113.99 : 381,144.25 = 104,370.10 : x
  2. Step 2: Convert to fraction form
    254,113.99/381,144.25 = 104,370.10/x
  3. Step 3: Cross multiply
    254,113.99x = 381,144.25 × 104,370.10
  4. Step 4: Simplify right side
    254,113.99x = 39,780,062,664.53
  5. Step 5: Solve for x
    x = 39,780,062,664.53/254,113.99
  6. Step 6: Final answer
    x = 156,544.17

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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.