Home / 216,941.46-325,642.23-192,142.50

Finding the Fourth Proportional to 216,941.46, 325,642.23 and 192,142.50

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Solution

The fourth proportional to 216,941.46, 325,642.23 and 192,142.50 is: 288,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,941.46 : 325,642.23 = 192,142.50 : x
  2. Step 2: Convert to fraction form
    216,941.46/325,642.23 = 192,142.50/x
  3. Step 3: Cross multiply
    216,941.46x = 325,642.23 × 192,142.50
  4. Step 4: Simplify right side
    216,941.46x = 62,569,712,177.78
  5. Step 5: Solve for x
    x = 62,569,712,177.78/216,941.46
  6. Step 6: Final answer
    x = 288,417.49

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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.