Home / 148,865.37-205,382.52-95,181.81

Finding the Fourth Proportional to 148,865.37, 205,382.52 and 95,181.81

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Solution

The fourth proportional to 148,865.37, 205,382.52 and 95,181.81 is: 131,317.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,865.37 : 205,382.52 = 95,181.81 : x
  2. Step 2: Convert to fraction form
    148,865.37/205,382.52 = 95,181.81/x
  3. Step 3: Cross multiply
    148,865.37x = 205,382.52 × 95,181.81
  4. Step 4: Simplify right side
    148,865.37x = 19,548,679,995.96
  5. Step 5: Solve for x
    x = 19,548,679,995.96/148,865.37
  6. Step 6: Final answer
    x = 131,317.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.