Home / 50,899.52-70,241.36-31,027.52

Finding the Fourth Proportional to 50,899.52, 70,241.36 and 31,027.52

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Solution

The fourth proportional to 50,899.52, 70,241.36 and 31,027.52 is: 42,817.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,899.52 : 70,241.36 = 31,027.52 : x
  2. Step 2: Convert to fraction form
    50,899.52/70,241.36 = 31,027.52/x
  3. Step 3: Cross multiply
    50,899.52x = 70,241.36 × 31,027.52
  4. Step 4: Simplify right side
    50,899.52x = 2,179,415,202.23
  5. Step 5: Solve for x
    x = 2,179,415,202.23/50,899.52
  6. Step 6: Final answer
    x = 42,817.99

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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.