Home / 214,322.33-321,417.85-148,187.45

Finding the Fourth Proportional to 214,322.33, 321,417.85 and 148,187.45

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Solution

The fourth proportional to 214,322.33, 321,417.85 and 148,187.45 is: 222,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,322.33 : 321,417.85 = 148,187.45 : x
  2. Step 2: Convert to fraction form
    214,322.33/321,417.85 = 148,187.45/x
  3. Step 3: Cross multiply
    214,322.33x = 321,417.85 × 148,187.45
  4. Step 4: Simplify right side
    214,322.33x = 47,630,091,575.98
  5. Step 5: Solve for x
    x = 47,630,091,575.98/214,322.33
  6. Step 6: Final answer
    x = 222,235.79

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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.