Home / 151,759.54-227,639.13-45,143.11

Finding the Fourth Proportional to 151,759.54, 227,639.13 and 45,143.11

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Solution

The fourth proportional to 151,759.54, 227,639.13 and 45,143.11 is: 67,714.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,759.54 : 227,639.13 = 45,143.11 : x
  2. Step 2: Convert to fraction form
    151,759.54/227,639.13 = 45,143.11/x
  3. Step 3: Cross multiply
    151,759.54x = 227,639.13 × 45,143.11
  4. Step 4: Simplify right side
    151,759.54x = 10,276,338,285.89
  5. Step 5: Solve for x
    x = 10,276,338,285.89/151,759.54
  6. Step 6: Final answer
    x = 67,714.61

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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.