Home / 146,069.37-219,128.27-51,274.95

Finding the Fourth Proportional to 146,069.37, 219,128.27 and 51,274.95

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Solution

The fourth proportional to 146,069.37, 219,128.27 and 51,274.95 is: 76,920.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,069.37 : 219,128.27 = 51,274.95 : x
  2. Step 2: Convert to fraction form
    146,069.37/219,128.27 = 51,274.95/x
  3. Step 3: Cross multiply
    146,069.37x = 219,128.27 × 51,274.95
  4. Step 4: Simplify right side
    146,069.37x = 11,235,790,831.46
  5. Step 5: Solve for x
    x = 11,235,790,831.46/146,069.37
  6. Step 6: Final answer
    x = 76,920.92

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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.