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Finding the Fourth Proportional to 162,268.86, 242,811.21 and 95,740.86

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Solution

The fourth proportional to 162,268.86, 242,811.21 and 95,740.86 is: 143,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,268.86 : 242,811.21 = 95,740.86 : x
  2. Step 2: Convert to fraction form
    162,268.86/242,811.21 = 95,740.86/x
  3. Step 3: Cross multiply
    162,268.86x = 242,811.21 × 95,740.86
  4. Step 4: Simplify right side
    162,268.86x = 23,246,954,063.04
  5. Step 5: Solve for x
    x = 23,246,954,063.04/162,268.86
  6. Step 6: Final answer
    x = 143,261.95

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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.