Home / 66,794.06-100,159.94-38,722.13

Finding the Fourth Proportional to 66,794.06, 100,159.94 and 38,722.13

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Solution

The fourth proportional to 66,794.06, 100,159.94 and 38,722.13 is: 58,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,794.06 : 100,159.94 = 38,722.13 : x
  2. Step 2: Convert to fraction form
    66,794.06/100,159.94 = 38,722.13/x
  3. Step 3: Cross multiply
    66,794.06x = 100,159.94 × 38,722.13
  4. Step 4: Simplify right side
    66,794.06x = 3,878,405,523.06
  5. Step 5: Solve for x
    x = 3,878,405,523.06/66,794.06
  6. Step 6: Final answer
    x = 58,065.13

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1.5x scale

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.