Home / 85,163.04-117,520.34-46,921.23

Finding the Fourth Proportional to 85,163.04, 117,520.34 and 46,921.23

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Solution

The fourth proportional to 85,163.04, 117,520.34 and 46,921.23 is: 64,748.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,163.04 : 117,520.34 = 46,921.23 : x
  2. Step 2: Convert to fraction form
    85,163.04/117,520.34 = 46,921.23/x
  3. Step 3: Cross multiply
    85,163.04x = 117,520.34 × 46,921.23
  4. Step 4: Simplify right side
    85,163.04x = 5,514,198,668.21
  5. Step 5: Solve for x
    x = 5,514,198,668.21/85,163.04
  6. Step 6: Final answer
    x = 64,748.73

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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.