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Finding the Fourth Proportional to 80,064.59, 119,930.73 and 46,683.41

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Solution

The fourth proportional to 80,064.59, 119,930.73 and 46,683.41 is: 69,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,064.59 : 119,930.73 = 46,683.41 : x
  2. Step 2: Convert to fraction form
    80,064.59/119,930.73 = 46,683.41/x
  3. Step 3: Cross multiply
    80,064.59x = 119,930.73 × 46,683.41
  4. Step 4: Simplify right side
    80,064.59x = 5,598,775,440.19
  5. Step 5: Solve for x
    x = 5,598,775,440.19/80,064.59
  6. Step 6: Final answer
    x = 69,928.23

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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.