Home / 122,390.20-183,589.80-33,650.64

Finding the Fourth Proportional to 122,390.20, 183,589.80 and 33,650.64

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Solution

The fourth proportional to 122,390.20, 183,589.80 and 33,650.64 is: 50,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,390.20 : 183,589.80 = 33,650.64 : x
  2. Step 2: Convert to fraction form
    122,390.20/183,589.80 = 33,650.64/x
  3. Step 3: Cross multiply
    122,390.20x = 183,589.80 × 33,650.64
  4. Step 4: Simplify right side
    122,390.20x = 6,177,914,267.47
  5. Step 5: Solve for x
    x = 6,177,914,267.47/122,390.20
  6. Step 6: Final answer
    x = 50,477.20

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1.5x scale

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.