Home / 119,793.26-165,307.20-66,078.17

Finding the Fourth Proportional to 119,793.26, 165,307.20 and 66,078.17

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Solution

The fourth proportional to 119,793.26, 165,307.20 and 66,078.17 is: 91,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,793.26 : 165,307.20 = 66,078.17 : x
  2. Step 2: Convert to fraction form
    119,793.26/165,307.20 = 66,078.17/x
  3. Step 3: Cross multiply
    119,793.26x = 165,307.20 × 66,078.17
  4. Step 4: Simplify right side
    119,793.26x = 10,923,197,263.82
  5. Step 5: Solve for x
    x = 10,923,197,263.82/119,793.26
  6. Step 6: Final answer
    x = 91,183.74

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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.