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Finding the Fourth Proportional to 195,100.86, 292,735.80 and 68,831.46

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Solution

The fourth proportional to 195,100.86, 292,735.80 and 68,831.46 is: 103,277.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,100.86 : 292,735.80 = 68,831.46 : x
  2. Step 2: Convert to fraction form
    195,100.86/292,735.80 = 68,831.46/x
  3. Step 3: Cross multiply
    195,100.86x = 292,735.80 × 68,831.46
  4. Step 4: Simplify right side
    195,100.86x = 20,149,432,508.27
  5. Step 5: Solve for x
    x = 20,149,432,508.27/195,100.86
  6. Step 6: Final answer
    x = 103,277.01

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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.