Home / 166,268.16-228,984-155,595.84

Finding the Fourth Proportional to 166,268.16, 228,984 and 155,595.84

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Solution

The fourth proportional to 166,268.16, 228,984 and 155,595.84 is: 214,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,268.16 : 228,984 = 155,595.84 : x
  2. Step 2: Convert to fraction form
    166,268.16/228,984 = 155,595.84/x
  3. Step 3: Cross multiply
    166,268.16x = 228,984 × 155,595.84
  4. Step 4: Simplify right side
    166,268.16x = 35,628,957,826.56
  5. Step 5: Solve for x
    x = 35,628,957,826.56/166,268.16
  6. Step 6: Final answer
    x = 214,286.11

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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.