Home / 60,989.06-91,469.82-30,972.89

Finding the Fourth Proportional to 60,989.06, 91,469.82 and 30,972.89

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Solution

The fourth proportional to 60,989.06, 91,469.82 and 30,972.89 is: 46,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,989.06 : 91,469.82 = 30,972.89 : x
  2. Step 2: Convert to fraction form
    60,989.06/91,469.82 = 30,972.89/x
  3. Step 3: Cross multiply
    60,989.06x = 91,469.82 × 30,972.89
  4. Step 4: Simplify right side
    60,989.06x = 2,833,084,673.18
  5. Step 5: Solve for x
    x = 2,833,084,673.18/60,989.06
  6. Step 6: Final answer
    x = 46,452.34

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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.