Home / 227,623.20-340,999.60-122,407.20

Finding the Fourth Proportional to 227,623.20, 340,999.60 and 122,407.20

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Solution

The fourth proportional to 227,623.20, 340,999.60 and 122,407.20 is: 183,376.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,623.20 : 340,999.60 = 122,407.20 : x
  2. Step 2: Convert to fraction form
    227,623.20/340,999.60 = 122,407.20/x
  3. Step 3: Cross multiply
    227,623.20x = 340,999.60 × 122,407.20
  4. Step 4: Simplify right side
    227,623.20x = 41,740,806,237.12
  5. Step 5: Solve for x
    x = 41,740,806,237.12/227,623.20
  6. Step 6: Final answer
    x = 183,376.77

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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.