Home / 151,971.60-227,957.40-67,731.60

Finding the Fourth Proportional to 151,971.60, 227,957.40 and 67,731.60

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Solution

The fourth proportional to 151,971.60, 227,957.40 and 67,731.60 is: 101,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,971.60 : 227,957.40 = 67,731.60 : x
  2. Step 2: Convert to fraction form
    151,971.60/227,957.40 = 67,731.60/x
  3. Step 3: Cross multiply
    151,971.60x = 227,957.40 × 67,731.60
  4. Step 4: Simplify right side
    151,971.60x = 15,439,919,433.84
  5. Step 5: Solve for x
    x = 15,439,919,433.84/151,971.60
  6. Step 6: Final answer
    x = 101,597.40

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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.