Home / 122,230.92-183,399.06-66,110.55

Finding the Fourth Proportional to 122,230.92, 183,399.06 and 66,110.55

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Solution

The fourth proportional to 122,230.92, 183,399.06 and 66,110.55 is: 99,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,230.92 : 183,399.06 = 66,110.55 : x
  2. Step 2: Convert to fraction form
    122,230.92/183,399.06 = 66,110.55/x
  3. Step 3: Cross multiply
    122,230.92x = 183,399.06 × 66,110.55
  4. Step 4: Simplify right side
    122,230.92x = 12,124,611,821.41
  5. Step 5: Solve for x
    x = 12,124,611,821.41/122,230.92
  6. Step 6: Final answer
    x = 99,194.31

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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.