Home / 111,189.90-166,783.36-26,950.79

Finding the Fourth Proportional to 111,189.90, 166,783.36 and 26,950.79

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Solution

The fourth proportional to 111,189.90, 166,783.36 and 26,950.79 is: 40,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,189.90 : 166,783.36 = 26,950.79 : x
  2. Step 2: Convert to fraction form
    111,189.90/166,783.36 = 26,950.79/x
  3. Step 3: Cross multiply
    111,189.90x = 166,783.36 × 26,950.79
  4. Step 4: Simplify right side
    111,189.90x = 4,494,942,342.18
  5. Step 5: Solve for x
    x = 4,494,942,342.18/111,189.90
  6. Step 6: Final answer
    x = 40,425.82

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1.5x scale

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.