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Finding the Fourth Proportional to 62,230.91, 93,362.76 and 32,640.80

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Solution

The fourth proportional to 62,230.91, 93,362.76 and 32,640.80 is: 48,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,230.91 : 93,362.76 = 32,640.80 : x
  2. Step 2: Convert to fraction form
    62,230.91/93,362.76 = 32,640.80/x
  3. Step 3: Cross multiply
    62,230.91x = 93,362.76 × 32,640.80
  4. Step 4: Simplify right side
    62,230.91x = 3,047,434,709.79
  5. Step 5: Solve for x
    x = 3,047,434,709.79/62,230.91
  6. Step 6: Final answer
    x = 48,969.80

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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.