Home / 99,190.53-148,793.90-46,571.31

Finding the Fourth Proportional to 99,190.53, 148,793.90 and 46,571.31

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Solution

The fourth proportional to 99,190.53, 148,793.90 and 46,571.31 is: 69,860.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,190.53 : 148,793.90 = 46,571.31 : x
  2. Step 2: Convert to fraction form
    99,190.53/148,793.90 = 46,571.31/x
  3. Step 3: Cross multiply
    99,190.53x = 148,793.90 × 46,571.31
  4. Step 4: Simplify right side
    99,190.53x = 6,929,526,610.15
  5. Step 5: Solve for x
    x = 6,929,526,610.15/99,190.53
  6. Step 6: Final answer
    x = 69,860.77

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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.