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Finding the Fourth Proportional to 62,396.19, 93,631.14 and 32,816.31

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Solution

The fourth proportional to 62,396.19, 93,631.14 and 32,816.31 is: 49,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,396.19 : 93,631.14 = 32,816.31 : x
  2. Step 2: Convert to fraction form
    62,396.19/93,631.14 = 32,816.31/x
  3. Step 3: Cross multiply
    62,396.19x = 93,631.14 × 32,816.31
  4. Step 4: Simplify right side
    62,396.19x = 3,072,628,515.89
  5. Step 5: Solve for x
    x = 3,072,628,515.89/62,396.19
  6. Step 6: Final answer
    x = 49,243.85

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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.