Home / 93,241.66-139,847.97-51,142.45

Finding the Fourth Proportional to 93,241.66, 139,847.97 and 51,142.45

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Solution

The fourth proportional to 93,241.66, 139,847.97 and 51,142.45 is: 76,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,241.66 : 139,847.97 = 51,142.45 : x
  2. Step 2: Convert to fraction form
    93,241.66/139,847.97 = 51,142.45/x
  3. Step 3: Cross multiply
    93,241.66x = 139,847.97 × 51,142.45
  4. Step 4: Simplify right side
    93,241.66x = 7,152,167,813.33
  5. Step 5: Solve for x
    x = 7,152,167,813.33/93,241.66
  6. Step 6: Final answer
    x = 76,705.71

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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.