Home / 216,945.96-325,648.98-192,147

Finding the Fourth Proportional to 216,945.96, 325,648.98 and 192,147

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Solution

The fourth proportional to 216,945.96, 325,648.98 and 192,147 is: 288,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,945.96 : 325,648.98 = 192,147 : x
  2. Step 2: Convert to fraction form
    216,945.96/325,648.98 = 192,147/x
  3. Step 3: Cross multiply
    216,945.96x = 325,648.98 × 192,147
  4. Step 4: Simplify right side
    216,945.96x = 62,572,474,560.06
  5. Step 5: Solve for x
    x = 62,572,474,560.06/216,945.96
  6. Step 6: Final answer
    x = 288,424.24

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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.