Home / 61,203.98-91,747.24-21,739.56

Finding the Fourth Proportional to 61,203.98, 91,747.24 and 21,739.56

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Solution

The fourth proportional to 61,203.98, 91,747.24 and 21,739.56 is: 32,588.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,203.98 : 91,747.24 = 21,739.56 : x
  2. Step 2: Convert to fraction form
    61,203.98/91,747.24 = 21,739.56/x
  3. Step 3: Cross multiply
    61,203.98x = 91,747.24 × 21,739.56
  4. Step 4: Simplify right side
    61,203.98x = 1,994,544,628.81
  5. Step 5: Solve for x
    x = 1,994,544,628.81/61,203.98
  6. Step 6: Final answer
    x = 32,588.48

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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.