Home / 80,544.68-111,145.16-46,555.38

Finding the Fourth Proportional to 80,544.68, 111,145.16 and 46,555.38

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Solution

The fourth proportional to 80,544.68, 111,145.16 and 46,555.38 is: 64,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,544.68 : 111,145.16 = 46,555.38 : x
  2. Step 2: Convert to fraction form
    80,544.68/111,145.16 = 46,555.38/x
  3. Step 3: Cross multiply
    80,544.68x = 111,145.16 × 46,555.38
  4. Step 4: Simplify right side
    80,544.68x = 5,174,405,158.96
  5. Step 5: Solve for x
    x = 5,174,405,158.96/80,544.68
  6. Step 6: Final answer
    x = 64,242.67

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1.5x scale

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.