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Finding the Fourth Proportional to 51,898.88, 77,873.68 and 32,172.16

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Solution

The fourth proportional to 51,898.88, 77,873.68 and 32,172.16 is: 48,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,898.88 : 77,873.68 = 32,172.16 : x
  2. Step 2: Convert to fraction form
    51,898.88/77,873.68 = 32,172.16/x
  3. Step 3: Cross multiply
    51,898.88x = 77,873.68 × 32,172.16
  4. Step 4: Simplify right side
    51,898.88x = 2,505,364,492.75
  5. Step 5: Solve for x
    x = 2,505,364,492.75/51,898.88
  6. Step 6: Final answer
    x = 48,273.96

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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.