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Finding the Fourth Proportional to 114,435.42, 171,610.92 and 39,536.34

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Solution

The fourth proportional to 114,435.42, 171,610.92 and 39,536.34 is: 59,289.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,435.42 : 171,610.92 = 39,536.34 : x
  2. Step 2: Convert to fraction form
    114,435.42/171,610.92 = 39,536.34/x
  3. Step 3: Cross multiply
    114,435.42x = 171,610.92 × 39,536.34
  4. Step 4: Simplify right side
    114,435.42x = 6,784,867,680.83
  5. Step 5: Solve for x
    x = 6,784,867,680.83/114,435.42
  6. Step 6: Final answer
    x = 59,289.93

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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.