Home / 85,004.85-117,305.06-46,762.16

Finding the Fourth Proportional to 85,004.85, 117,305.06 and 46,762.16

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Solution

The fourth proportional to 85,004.85, 117,305.06 and 46,762.16 is: 64,530.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,004.85 : 117,305.06 = 46,762.16 : x
  2. Step 2: Convert to fraction form
    85,004.85/117,305.06 = 46,762.16/x
  3. Step 3: Cross multiply
    85,004.85x = 117,305.06 × 46,762.16
  4. Step 4: Simplify right side
    85,004.85x = 5,485,437,604.09
  5. Step 5: Solve for x
    x = 5,485,437,604.09/85,004.85
  6. Step 6: Final answer
    x = 64,530.88

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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.