Home / 151,824.70-227,627.70-85,285.23

Finding the Fourth Proportional to 151,824.70, 227,627.70 and 85,285.23

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Solution

The fourth proportional to 151,824.70, 227,627.70 and 85,285.23 is: 127,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,824.70 : 227,627.70 = 85,285.23 : x
  2. Step 2: Convert to fraction form
    151,824.70/227,627.70 = 85,285.23/x
  3. Step 3: Cross multiply
    151,824.70x = 227,627.70 × 85,285.23
  4. Step 4: Simplify right side
    151,824.70x = 19,413,280,748.87
  5. Step 5: Solve for x
    x = 19,413,280,748.87/151,824.70
  6. Step 6: Final answer
    x = 127,866.42

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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.