Home / 216,943.46-325,645.24-192,144.50

Finding the Fourth Proportional to 216,943.46, 325,645.24 and 192,144.50

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Solution

The fourth proportional to 216,943.46, 325,645.24 and 192,144.50 is: 288,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,943.46 : 325,645.24 = 192,144.50 : x
  2. Step 2: Convert to fraction form
    216,943.46/325,645.24 = 192,144.50/x
  3. Step 3: Cross multiply
    216,943.46x = 325,645.24 × 192,144.50
  4. Step 4: Simplify right side
    216,943.46x = 62,570,941,817.18
  5. Step 5: Solve for x
    x = 62,570,941,817.18/216,943.46
  6. Step 6: Final answer
    x = 288,420.50

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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.