Home / 214,677.88-322,147.86-135,683.32

Finding the Fourth Proportional to 214,677.88, 322,147.86 and 135,683.32

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Solution

The fourth proportional to 214,677.88, 322,147.86 and 135,683.32 is: 203,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,677.88 : 322,147.86 = 135,683.32 : x
  2. Step 2: Convert to fraction form
    214,677.88/322,147.86 = 135,683.32/x
  3. Step 3: Cross multiply
    214,677.88x = 322,147.86 × 135,683.32
  4. Step 4: Simplify right side
    214,677.88x = 43,710,091,175.70
  5. Step 5: Solve for x
    x = 43,710,091,175.70/214,677.88
  6. Step 6: Final answer
    x = 203,607.80

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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.