Home / 50,743.20-75,999.60-26,090.40

Finding the Fourth Proportional to 50,743.20, 75,999.60 and 26,090.40

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Solution

The fourth proportional to 50,743.20, 75,999.60 and 26,090.40 is: 39,076.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,743.20 : 75,999.60 = 26,090.40 : x
  2. Step 2: Convert to fraction form
    50,743.20/75,999.60 = 26,090.40/x
  3. Step 3: Cross multiply
    50,743.20x = 75,999.60 × 26,090.40
  4. Step 4: Simplify right side
    50,743.20x = 1,982,859,963.84
  5. Step 5: Solve for x
    x = 1,982,859,963.84/50,743.20
  6. Step 6: Final answer
    x = 39,076.37

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1.5x scale

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.