Home / 122,440.60-183,700.60-60,067.36

Finding the Fourth Proportional to 122,440.60, 183,700.60 and 60,067.36

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Solution

The fourth proportional to 122,440.60, 183,700.60 and 60,067.36 is: 90,120.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,440.60 : 183,700.60 = 60,067.36 : x
  2. Step 2: Convert to fraction form
    122,440.60/183,700.60 = 60,067.36/x
  3. Step 3: Cross multiply
    122,440.60x = 183,700.60 × 60,067.36
  4. Step 4: Simplify right side
    122,440.60x = 11,034,410,072.42
  5. Step 5: Solve for x
    x = 11,034,410,072.42/122,440.60
  6. Step 6: Final answer
    x = 90,120.52

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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.