Home / 66,224.35-91,388.97-36,009.69

Finding the Fourth Proportional to 66,224.35, 91,388.97 and 36,009.69

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Solution

The fourth proportional to 66,224.35, 91,388.97 and 36,009.69 is: 49,693.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,224.35 : 91,388.97 = 36,009.69 : x
  2. Step 2: Convert to fraction form
    66,224.35/91,388.97 = 36,009.69/x
  3. Step 3: Cross multiply
    66,224.35x = 91,388.97 × 36,009.69
  4. Step 4: Simplify right side
    66,224.35x = 3,290,888,330.14
  5. Step 5: Solve for x
    x = 3,290,888,330.14/66,224.35
  6. Step 6: Final answer
    x = 49,693.03

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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.