Home / 214,313.23-321,438.25-56,552.77

Finding the Fourth Proportional to 214,313.23, 321,438.25 and 56,552.77

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Solution

The fourth proportional to 214,313.23, 321,438.25 and 56,552.77 is: 84,820.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,313.23 : 321,438.25 = 56,552.77 : x
  2. Step 2: Convert to fraction form
    214,313.23/321,438.25 = 56,552.77/x
  3. Step 3: Cross multiply
    214,313.23x = 321,438.25 × 56,552.77
  4. Step 4: Simplify right side
    214,313.23x = 18,178,223,421.45
  5. Step 5: Solve for x
    x = 18,178,223,421.45/214,313.23
  6. Step 6: Final answer
    x = 84,820.82

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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.