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Finding the Fourth Proportional to 45,883.64, 63,282.89 and 37,912.03

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Solution

The fourth proportional to 45,883.64, 63,282.89 and 37,912.03 is: 52,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,883.64 : 63,282.89 = 37,912.03 : x
  2. Step 2: Convert to fraction form
    45,883.64/63,282.89 = 37,912.03/x
  3. Step 3: Cross multiply
    45,883.64x = 63,282.89 × 37,912.03
  4. Step 4: Simplify right side
    45,883.64x = 2,399,182,760.74
  5. Step 5: Solve for x
    x = 2,399,182,760.74/45,883.64
  6. Step 6: Final answer
    x = 52,288.41

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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.