Home / 76,324.64-114,514.20-46,399.76

Finding the Fourth Proportional to 76,324.64, 114,514.20 and 46,399.76

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Solution

The fourth proportional to 76,324.64, 114,514.20 and 46,399.76 is: 69,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,324.64 : 114,514.20 = 46,399.76 : x
  2. Step 2: Convert to fraction form
    76,324.64/114,514.20 = 46,399.76/x
  3. Step 3: Cross multiply
    76,324.64x = 114,514.20 × 46,399.76
  4. Step 4: Simplify right side
    76,324.64x = 5,313,431,396.59
  5. Step 5: Solve for x
    x = 5,313,431,396.59/76,324.64
  6. Step 6: Final answer
    x = 69,616.20

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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.