Home / 92,982.93-139,513.82-50,813.75

Finding the Fourth Proportional to 92,982.93, 139,513.82 and 50,813.75

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Solution

The fourth proportional to 92,982.93, 139,513.82 and 50,813.75 is: 76,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,982.93 : 139,513.82 = 50,813.75 : x
  2. Step 2: Convert to fraction form
    92,982.93/139,513.82 = 50,813.75/x
  3. Step 3: Cross multiply
    92,982.93x = 139,513.82 × 50,813.75
  4. Step 4: Simplify right side
    92,982.93x = 7,089,219,419.39
  5. Step 5: Solve for x
    x = 7,089,219,419.39/92,982.93
  6. Step 6: Final answer
    x = 76,242.16

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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.