Home / 213,141.24-294,134.94-117,647.96

Finding the Fourth Proportional to 213,141.24, 294,134.94 and 117,647.96

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Solution

The fourth proportional to 213,141.24, 294,134.94 and 117,647.96 is: 162,354.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,141.24 : 294,134.94 = 117,647.96 : x
  2. Step 2: Convert to fraction form
    213,141.24/294,134.94 = 117,647.96/x
  3. Step 3: Cross multiply
    213,141.24x = 294,134.94 × 117,647.96
  4. Step 4: Simplify right side
    213,141.24x = 34,604,374,185.05
  5. Step 5: Solve for x
    x = 34,604,374,185.05/213,141.24
  6. Step 6: Final answer
    x = 162,354.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.