Home / 119,997.90-165,596.06-66,286.67

Finding the Fourth Proportional to 119,997.90, 165,596.06 and 66,286.67

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Solution

The fourth proportional to 119,997.90, 165,596.06 and 66,286.67 is: 91,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,997.90 : 165,596.06 = 66,286.67 : x
  2. Step 2: Convert to fraction form
    119,997.90/165,596.06 = 66,286.67/x
  3. Step 3: Cross multiply
    119,997.90x = 165,596.06 × 66,286.67
  4. Step 4: Simplify right side
    119,997.90x = 10,976,810,720.26
  5. Step 5: Solve for x
    x = 10,976,810,720.26/119,997.90
  6. Step 6: Final answer
    x = 91,475.02

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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.