Home / 61,450.09-92,197.34-21,474.99

Finding the Fourth Proportional to 61,450.09, 92,197.34 and 21,474.99

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Solution

The fourth proportional to 61,450.09, 92,197.34 and 21,474.99 is: 32,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,450.09 : 92,197.34 = 21,474.99 : x
  2. Step 2: Convert to fraction form
    61,450.09/92,197.34 = 21,474.99/x
  3. Step 3: Cross multiply
    61,450.09x = 92,197.34 × 21,474.99
  4. Step 4: Simplify right side
    61,450.09x = 1,979,936,847.15
  5. Step 5: Solve for x
    x = 1,979,936,847.15/61,450.09
  6. Step 6: Final answer
    x = 32,220.25

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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.