Home / 49,971.48-68,954-32,090.70

Finding the Fourth Proportional to 49,971.48, 68,954 and 32,090.70

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Solution

The fourth proportional to 49,971.48, 68,954 and 32,090.70 is: 44,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,971.48 : 68,954 = 32,090.70 : x
  2. Step 2: Convert to fraction form
    49,971.48/68,954 = 32,090.70/x
  3. Step 3: Cross multiply
    49,971.48x = 68,954 × 32,090.70
  4. Step 4: Simplify right side
    49,971.48x = 2,212,782,127.80
  5. Step 5: Solve for x
    x = 2,212,782,127.80/49,971.48
  6. Step 6: Final answer
    x = 44,280.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.