Home / 75,273.10-112,903.86-27,865.93

Finding the Fourth Proportional to 75,273.10, 112,903.86 and 27,865.93

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Solution

The fourth proportional to 75,273.10, 112,903.86 and 27,865.93 is: 41,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,273.10 : 112,903.86 = 27,865.93 : x
  2. Step 2: Convert to fraction form
    75,273.10/112,903.86 = 27,865.93/x
  3. Step 3: Cross multiply
    75,273.10x = 112,903.86 × 27,865.93
  4. Step 4: Simplify right side
    75,273.10x = 3,146,171,059.49
  5. Step 5: Solve for x
    x = 3,146,171,059.49/75,273.10
  6. Step 6: Final answer
    x = 41,796.75

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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.