Home / 119,998.28-165,596.58-66,287.04

Finding the Fourth Proportional to 119,998.28, 165,596.58 and 66,287.04

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Solution

The fourth proportional to 119,998.28, 165,596.58 and 66,287.04 is: 91,475.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,998.28 : 165,596.58 = 66,287.04 : x
  2. Step 2: Convert to fraction form
    119,998.28/165,596.58 = 66,287.04/x
  3. Step 3: Cross multiply
    119,998.28x = 165,596.58 × 66,287.04
  4. Step 4: Simplify right side
    119,998.28x = 10,976,907,122.32
  5. Step 5: Solve for x
    x = 10,976,907,122.32/119,998.28
  6. Step 6: Final answer
    x = 91,475.54

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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.