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Finding the Fourth Proportional to 111,889.12, 167,775.90 and 32,993.32

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Solution

The fourth proportional to 111,889.12, 167,775.90 and 32,993.32 is: 49,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,889.12 : 167,775.90 = 32,993.32 : x
  2. Step 2: Convert to fraction form
    111,889.12/167,775.90 = 32,993.32/x
  3. Step 3: Cross multiply
    111,889.12x = 167,775.90 × 32,993.32
  4. Step 4: Simplify right side
    111,889.12x = 5,535,483,956.99
  5. Step 5: Solve for x
    x = 5,535,483,956.99/111,889.12
  6. Step 6: Final answer
    x = 49,472.94

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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.