Home / 122,727.81-183,796.46-69,977.37

Finding the Fourth Proportional to 122,727.81, 183,796.46 and 69,977.37

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Solution

The fourth proportional to 122,727.81, 183,796.46 and 69,977.37 is: 104,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,727.81 : 183,796.46 = 69,977.37 : x
  2. Step 2: Convert to fraction form
    122,727.81/183,796.46 = 69,977.37/x
  3. Step 3: Cross multiply
    122,727.81x = 183,796.46 × 69,977.37
  4. Step 4: Simplify right side
    122,727.81x = 12,861,592,886.11
  5. Step 5: Solve for x
    x = 12,861,592,886.11/122,727.81
  6. Step 6: Final answer
    x = 104,797.71

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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.