Home / 214,533.11-321,851.69-64,764.46

Finding the Fourth Proportional to 214,533.11, 321,851.69 and 64,764.46

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Solution

The fourth proportional to 214,533.11, 321,851.69 and 64,764.46 is: 97,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,533.11 : 321,851.69 = 64,764.46 : x
  2. Step 2: Convert to fraction form
    214,533.11/321,851.69 = 64,764.46/x
  3. Step 3: Cross multiply
    214,533.11x = 321,851.69 × 64,764.46
  4. Step 4: Simplify right side
    214,533.11x = 20,844,550,902.94
  5. Step 5: Solve for x
    x = 20,844,550,902.94/214,533.11
  6. Step 6: Final answer
    x = 97,162.40

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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.