Home / 97,729.73-146,500.96-31,126.69

Finding the Fourth Proportional to 97,729.73, 146,500.96 and 31,126.69

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Solution

The fourth proportional to 97,729.73, 146,500.96 and 31,126.69 is: 46,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,729.73 : 146,500.96 = 31,126.69 : x
  2. Step 2: Convert to fraction form
    97,729.73/146,500.96 = 31,126.69/x
  3. Step 3: Cross multiply
    97,729.73x = 146,500.96 × 31,126.69
  4. Step 4: Simplify right side
    97,729.73x = 4,560,089,966.62
  5. Step 5: Solve for x
    x = 4,560,089,966.62/97,729.73
  6. Step 6: Final answer
    x = 46,660.21

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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.