Home / 114,636.82-171,989.39-54,710.28

Finding the Fourth Proportional to 114,636.82, 171,989.39 and 54,710.28

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Solution

The fourth proportional to 114,636.82, 171,989.39 and 54,710.28 is: 82,081.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,636.82 : 171,989.39 = 54,710.28 : x
  2. Step 2: Convert to fraction form
    114,636.82/171,989.39 = 54,710.28/x
  3. Step 3: Cross multiply
    114,636.82x = 171,989.39 × 54,710.28
  4. Step 4: Simplify right side
    114,636.82x = 9,409,587,683.93
  5. Step 5: Solve for x
    x = 9,409,587,683.93/114,636.82
  6. Step 6: Final answer
    x = 82,081.72

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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.