Home / 214,526.21-321,791.24-54,602.31

Finding the Fourth Proportional to 214,526.21, 321,791.24 and 54,602.31

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Solution

The fourth proportional to 214,526.21, 321,791.24 and 54,602.31 is: 81,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,526.21 : 321,791.24 = 54,602.31 : x
  2. Step 2: Convert to fraction form
    214,526.21/321,791.24 = 54,602.31/x
  3. Step 3: Cross multiply
    214,526.21x = 321,791.24 × 54,602.31
  4. Step 4: Simplify right side
    214,526.21x = 17,570,545,326.38
  5. Step 5: Solve for x
    x = 17,570,545,326.38/214,526.21
  6. Step 6: Final answer
    x = 81,903.96

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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.