Home / 119,912.44-179,865.74-31,165.64

Finding the Fourth Proportional to 119,912.44, 179,865.74 and 31,165.64

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Solution

The fourth proportional to 119,912.44, 179,865.74 and 31,165.64 is: 46,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,912.44 : 179,865.74 = 31,165.64 : x
  2. Step 2: Convert to fraction form
    119,912.44/179,865.74 = 31,165.64/x
  3. Step 3: Cross multiply
    119,912.44x = 179,865.74 × 31,165.64
  4. Step 4: Simplify right side
    119,912.44x = 5,605,630,901.17
  5. Step 5: Solve for x
    x = 5,605,630,901.17/119,912.44
  6. Step 6: Final answer
    x = 46,747.70

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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.