Home / 214,088.86-321,120.96-64,325.98

Finding the Fourth Proportional to 214,088.86, 321,120.96 and 64,325.98

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Solution

The fourth proportional to 214,088.86, 321,120.96 and 64,325.98 is: 96,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,088.86 : 321,120.96 = 64,325.98 : x
  2. Step 2: Convert to fraction form
    214,088.86/321,120.96 = 64,325.98/x
  3. Step 3: Cross multiply
    214,088.86x = 321,120.96 × 64,325.98
  4. Step 4: Simplify right side
    214,088.86x = 20,656,420,450.54
  5. Step 5: Solve for x
    x = 20,656,420,450.54/214,088.86
  6. Step 6: Final answer
    x = 96,485.27

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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.