Home / 111,017.94-166,528.44-36,138.46

Finding the Fourth Proportional to 111,017.94, 166,528.44 and 36,138.46

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Solution

The fourth proportional to 111,017.94, 166,528.44 and 36,138.46 is: 54,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,017.94 : 166,528.44 = 36,138.46 : x
  2. Step 2: Convert to fraction form
    111,017.94/166,528.44 = 36,138.46/x
  3. Step 3: Cross multiply
    111,017.94x = 166,528.44 × 36,138.46
  4. Step 4: Simplify right side
    111,017.94x = 6,018,081,367.80
  5. Step 5: Solve for x
    x = 6,018,081,367.80/111,017.94
  6. Step 6: Final answer
    x = 54,208.19

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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.