Home / 66,027.84-91,134.24-37,749.96

Finding the Fourth Proportional to 66,027.84, 91,134.24 and 37,749.96

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Solution

The fourth proportional to 66,027.84, 91,134.24 and 37,749.96 is: 52,103.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,027.84 : 91,134.24 = 37,749.96 : x
  2. Step 2: Convert to fraction form
    66,027.84/91,134.24 = 37,749.96/x
  3. Step 3: Cross multiply
    66,027.84x = 91,134.24 × 37,749.96
  4. Step 4: Simplify right side
    66,027.84x = 3,440,313,914.63
  5. Step 5: Solve for x
    x = 3,440,313,914.63/66,027.84
  6. Step 6: Final answer
    x = 52,103.99

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1.5x scale

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.