Home / 50,987.25-76,394.40-31,224.46

Finding the Fourth Proportional to 50,987.25, 76,394.40 and 31,224.46

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Solution

The fourth proportional to 50,987.25, 76,394.40 and 31,224.46 is: 46,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,987.25 : 76,394.40 = 31,224.46 : x
  2. Step 2: Convert to fraction form
    50,987.25/76,394.40 = 31,224.46/x
  3. Step 3: Cross multiply
    50,987.25x = 76,394.40 × 31,224.46
  4. Step 4: Simplify right side
    50,987.25x = 2,385,373,887.02
  5. Step 5: Solve for x
    x = 2,385,373,887.02/50,987.25
  6. Step 6: Final answer
    x = 46,783.73

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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.