Home / 151,725.90-227,516.09-71,697.25

Finding the Fourth Proportional to 151,725.90, 227,516.09 and 71,697.25

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Solution

The fourth proportional to 151,725.90, 227,516.09 and 71,697.25 is: 107,511.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,725.90 : 227,516.09 = 71,697.25 : x
  2. Step 2: Convert to fraction form
    151,725.90/227,516.09 = 71,697.25/x
  3. Step 3: Cross multiply
    151,725.90x = 227,516.09 × 71,697.25
  4. Step 4: Simplify right side
    151,725.90x = 16,312,278,731.79
  5. Step 5: Solve for x
    x = 16,312,278,731.79/151,725.90
  6. Step 6: Final answer
    x = 107,511.50

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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.