Home / 57,556.42-86,378.96-46,339.20

Finding the Fourth Proportional to 57,556.42, 86,378.96 and 46,339.20

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Solution

The fourth proportional to 57,556.42, 86,378.96 and 46,339.20 is: 69,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,556.42 : 86,378.96 = 46,339.20 : x
  2. Step 2: Convert to fraction form
    57,556.42/86,378.96 = 46,339.20/x
  3. Step 3: Cross multiply
    57,556.42x = 86,378.96 × 46,339.20
  4. Step 4: Simplify right side
    57,556.42x = 4,002,731,671.54
  5. Step 5: Solve for x
    x = 4,002,731,671.54/57,556.42
  6. Step 6: Final answer
    x = 69,544.49

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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.