Home / 84,986.37-117,281.43-46,749.85

Finding the Fourth Proportional to 84,986.37, 117,281.43 and 46,749.85

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Solution

The fourth proportional to 84,986.37, 117,281.43 and 46,749.85 is: 64,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,986.37 : 117,281.43 = 46,749.85 : x
  2. Step 2: Convert to fraction form
    84,986.37/117,281.43 = 46,749.85/x
  3. Step 3: Cross multiply
    84,986.37x = 117,281.43 × 46,749.85
  4. Step 4: Simplify right side
    84,986.37x = 5,482,888,967.08
  5. Step 5: Solve for x
    x = 5,482,888,967.08/84,986.37
  6. Step 6: Final answer
    x = 64,514.92

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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.