Home / 214,610.55-321,289.58-160,813.70

Finding the Fourth Proportional to 214,610.55, 321,289.58 and 160,813.70

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Solution

The fourth proportional to 214,610.55, 321,289.58 and 160,813.70 is: 240,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,610.55 : 321,289.58 = 160,813.70 : x
  2. Step 2: Convert to fraction form
    214,610.55/321,289.58 = 160,813.70/x
  3. Step 3: Cross multiply
    214,610.55x = 321,289.58 × 160,813.70
  4. Step 4: Simplify right side
    214,610.55x = 51,667,765,327.18
  5. Step 5: Solve for x
    x = 51,667,765,327.18/214,610.55
  6. Step 6: Final answer
    x = 240,751.29

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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.