Home / 214,151.67-321,230.07-101,842.74

Finding the Fourth Proportional to 214,151.67, 321,230.07 and 101,842.74

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Solution

The fourth proportional to 214,151.67, 321,230.07 and 101,842.74 is: 152,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,151.67 : 321,230.07 = 101,842.74 : x
  2. Step 2: Convert to fraction form
    214,151.67/321,230.07 = 101,842.74/x
  3. Step 3: Cross multiply
    214,151.67x = 321,230.07 × 101,842.74
  4. Step 4: Simplify right side
    214,151.67x = 32,714,950,499.19
  5. Step 5: Solve for x
    x = 32,714,950,499.19/214,151.67
  6. Step 6: Final answer
    x = 152,765.33

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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.