Home / 156,941.44-235,387.32-68,171.14

Finding the Fourth Proportional to 156,941.44, 235,387.32 and 68,171.14

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Solution

The fourth proportional to 156,941.44, 235,387.32 and 68,171.14 is: 102,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,941.44 : 235,387.32 = 68,171.14 : x
  2. Step 2: Convert to fraction form
    156,941.44/235,387.32 = 68,171.14/x
  3. Step 3: Cross multiply
    156,941.44x = 235,387.32 × 68,171.14
  4. Step 4: Simplify right side
    156,941.44x = 16,046,621,945.94
  5. Step 5: Solve for x
    x = 16,046,621,945.94/156,941.44
  6. Step 6: Final answer
    x = 102,245.92

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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.