Home / 47,912.44-66,143.28-37,133.32

Finding the Fourth Proportional to 47,912.44, 66,143.28 and 37,133.32

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Solution

The fourth proportional to 47,912.44, 66,143.28 and 37,133.32 is: 51,262.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,912.44 : 66,143.28 = 37,133.32 : x
  2. Step 2: Convert to fraction form
    47,912.44/66,143.28 = 37,133.32/x
  3. Step 3: Cross multiply
    47,912.44x = 66,143.28 × 37,133.32
  4. Step 4: Simplify right side
    47,912.44x = 2,456,119,582.09
  5. Step 5: Solve for x
    x = 2,456,119,582.09/47,912.44
  6. Step 6: Final answer
    x = 51,262.67

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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.