Home / 254,219.14-350,815.73-139,497.43

Finding the Fourth Proportional to 254,219.14, 350,815.73 and 139,497.43

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Solution

The fourth proportional to 254,219.14, 350,815.73 and 139,497.43 is: 192,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,219.14 : 350,815.73 = 139,497.43 : x
  2. Step 2: Convert to fraction form
    254,219.14/350,815.73 = 139,497.43/x
  3. Step 3: Cross multiply
    254,219.14x = 350,815.73 × 139,497.43
  4. Step 4: Simplify right side
    254,219.14x = 48,937,890,635.75
  5. Step 5: Solve for x
    x = 48,937,890,635.75/254,219.14
  6. Step 6: Final answer
    x = 192,502.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.