Home / 122,226.20-183,485.10-68,960.60

Finding the Fourth Proportional to 122,226.20, 183,485.10 and 68,960.60

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Solution

The fourth proportional to 122,226.20, 183,485.10 and 68,960.60 is: 103,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,226.20 : 183,485.10 = 68,960.60 : x
  2. Step 2: Convert to fraction form
    122,226.20/183,485.10 = 68,960.60/x
  3. Step 3: Cross multiply
    122,226.20x = 183,485.10 × 68,960.60
  4. Step 4: Simplify right side
    122,226.20x = 12,653,242,587.06
  5. Step 5: Solve for x
    x = 12,653,242,587.06/122,226.20
  6. Step 6: Final answer
    x = 103,523.16

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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.