Home / 214,328.77-321,427.44-148,193.89

Finding the Fourth Proportional to 214,328.77, 321,427.44 and 148,193.89

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Solution

The fourth proportional to 214,328.77, 321,427.44 and 148,193.89 is: 222,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,328.77 : 321,427.44 = 148,193.89 : x
  2. Step 2: Convert to fraction form
    214,328.77/321,427.44 = 148,193.89/x
  3. Step 3: Cross multiply
    214,328.77x = 321,427.44 × 148,193.89
  4. Step 4: Simplify right side
    214,328.77x = 47,633,581,882.77
  5. Step 5: Solve for x
    x = 47,633,581,882.77/214,328.77
  6. Step 6: Final answer
    x = 222,245.40

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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.