Home / 132,894.12-199,119.21-93,380.50

Finding the Fourth Proportional to 132,894.12, 199,119.21 and 93,380.50

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Solution

The fourth proportional to 132,894.12, 199,119.21 and 93,380.50 is: 139,914.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,894.12 : 199,119.21 = 93,380.50 : x
  2. Step 2: Convert to fraction form
    132,894.12/199,119.21 = 93,380.50/x
  3. Step 3: Cross multiply
    132,894.12x = 199,119.21 × 93,380.50
  4. Step 4: Simplify right side
    132,894.12x = 18,593,851,389.41
  5. Step 5: Solve for x
    x = 18,593,851,389.41/132,894.12
  6. Step 6: Final answer
    x = 139,914.78

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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.