Home / 165,708.84-228,605.46-111,974.28

Finding the Fourth Proportional to 165,708.84, 228,605.46 and 111,974.28

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Solution

The fourth proportional to 165,708.84, 228,605.46 and 111,974.28 is: 154,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,708.84 : 228,605.46 = 111,974.28 : x
  2. Step 2: Convert to fraction form
    165,708.84/228,605.46 = 111,974.28/x
  3. Step 3: Cross multiply
    165,708.84x = 228,605.46 × 111,974.28
  4. Step 4: Simplify right side
    165,708.84x = 25,597,931,787.57
  5. Step 5: Solve for x
    x = 25,597,931,787.57/165,708.84
  6. Step 6: Final answer
    x = 154,475.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.