Home / 215,795.49-323,400.30-114,567.96

Finding the Fourth Proportional to 215,795.49, 323,400.30 and 114,567.96

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Solution

The fourth proportional to 215,795.49, 323,400.30 and 114,567.96 is: 171,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,795.49 : 323,400.30 = 114,567.96 : x
  2. Step 2: Convert to fraction form
    215,795.49/323,400.30 = 114,567.96/x
  3. Step 3: Cross multiply
    215,795.49x = 323,400.30 × 114,567.96
  4. Step 4: Simplify right side
    215,795.49x = 37,051,312,634.39
  5. Step 5: Solve for x
    x = 37,051,312,634.39/215,795.49
  6. Step 6: Final answer
    x = 171,696.42

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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.