Home / 122,620.57-183,855.58-47,653.18

Finding the Fourth Proportional to 122,620.57, 183,855.58 and 47,653.18

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Solution

The fourth proportional to 122,620.57, 183,855.58 and 47,653.18 is: 71,450.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,620.57 : 183,855.58 = 47,653.18 : x
  2. Step 2: Convert to fraction form
    122,620.57/183,855.58 = 47,653.18/x
  3. Step 3: Cross multiply
    122,620.57x = 183,855.58 × 47,653.18
  4. Step 4: Simplify right side
    122,620.57x = 8,761,302,468.97
  5. Step 5: Solve for x
    x = 8,761,302,468.97/122,620.57
  6. Step 6: Final answer
    x = 71,450.51

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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.