Home / 106,273.64-159,235.50-74,255.96

Finding the Fourth Proportional to 106,273.64, 159,235.50 and 74,255.96

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Solution

The fourth proportional to 106,273.64, 159,235.50 and 74,255.96 is: 111,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,273.64 : 159,235.50 = 74,255.96 : x
  2. Step 2: Convert to fraction form
    106,273.64/159,235.50 = 74,255.96/x
  3. Step 3: Cross multiply
    106,273.64x = 159,235.50 × 74,255.96
  4. Step 4: Simplify right side
    106,273.64x = 11,824,185,316.67
  5. Step 5: Solve for x
    x = 11,824,185,316.67/106,273.64
  6. Step 6: Final answer
    x = 111,261.69

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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.