Home / 214,293.16-321,617.10-107,707.67

Finding the Fourth Proportional to 214,293.16, 321,617.10 and 107,707.67

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Solution

The fourth proportional to 214,293.16, 321,617.10 and 107,707.67 is: 161,650.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,293.16 : 321,617.10 = 107,707.67 : x
  2. Step 2: Convert to fraction form
    214,293.16/321,617.10 = 107,707.67/x
  3. Step 3: Cross multiply
    214,293.16x = 321,617.10 × 107,707.67
  4. Step 4: Simplify right side
    214,293.16x = 34,640,628,473.16
  5. Step 5: Solve for x
    x = 34,640,628,473.16/214,293.16
  6. Step 6: Final answer
    x = 161,650.65

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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.