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Finding the Fourth Proportional to 45,951.80, 68,927.70 and 32,538.20

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Solution

The fourth proportional to 45,951.80, 68,927.70 and 32,538.20 is: 48,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,951.80 : 68,927.70 = 32,538.20 : x
  2. Step 2: Convert to fraction form
    45,951.80/68,927.70 = 32,538.20/x
  3. Step 3: Cross multiply
    45,951.80x = 68,927.70 × 32,538.20
  4. Step 4: Simplify right side
    45,951.80x = 2,242,783,288.14
  5. Step 5: Solve for x
    x = 2,242,783,288.14/45,951.80
  6. Step 6: Final answer
    x = 48,807.30

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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.