Home / 131,613.09-197,441.45-46,201.79

Finding the Fourth Proportional to 131,613.09, 197,441.45 and 46,201.79

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Solution

The fourth proportional to 131,613.09, 197,441.45 and 46,201.79 is: 69,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,613.09 : 197,441.45 = 46,201.79 : x
  2. Step 2: Convert to fraction form
    131,613.09/197,441.45 = 46,201.79/x
  3. Step 3: Cross multiply
    131,613.09x = 197,441.45 × 46,201.79
  4. Step 4: Simplify right side
    131,613.09x = 9,122,149,291.03
  5. Step 5: Solve for x
    x = 9,122,149,291.03/131,613.09
  6. Step 6: Final answer
    x = 69,310.35

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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.