Home / 66,027.35-91,117.43-36,955.84

Finding the Fourth Proportional to 66,027.35, 91,117.43 and 36,955.84

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Solution

The fourth proportional to 66,027.35, 91,117.43 and 36,955.84 is: 50,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,027.35 : 91,117.43 = 36,955.84 : x
  2. Step 2: Convert to fraction form
    66,027.35/91,117.43 = 36,955.84/x
  3. Step 3: Cross multiply
    66,027.35x = 91,117.43 × 36,955.84
  4. Step 4: Simplify right side
    66,027.35x = 3,367,321,028.89
  5. Step 5: Solve for x
    x = 3,367,321,028.89/66,027.35
  6. Step 6: Final answer
    x = 50,998.89

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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.