Home / 122,022.90-183,034.35-120,273.30

Finding the Fourth Proportional to 122,022.90, 183,034.35 and 120,273.30

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Solution

The fourth proportional to 122,022.90, 183,034.35 and 120,273.30 is: 180,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,022.90 : 183,034.35 = 120,273.30 : x
  2. Step 2: Convert to fraction form
    122,022.90/183,034.35 = 120,273.30/x
  3. Step 3: Cross multiply
    122,022.90x = 183,034.35 × 120,273.30
  4. Step 4: Simplify right side
    122,022.90x = 22,014,145,287.86
  5. Step 5: Solve for x
    x = 22,014,145,287.86/122,022.90
  6. Step 6: Final answer
    x = 180,409.95

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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.