Home / 82,582.31-113,965.70-46,771.80

Finding the Fourth Proportional to 82,582.31, 113,965.70 and 46,771.80

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Solution

The fourth proportional to 82,582.31, 113,965.70 and 46,771.80 is: 64,546.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,582.31 : 113,965.70 = 46,771.80 : x
  2. Step 2: Convert to fraction form
    82,582.31/113,965.70 = 46,771.80/x
  3. Step 3: Cross multiply
    82,582.31x = 113,965.70 × 46,771.80
  4. Step 4: Simplify right side
    82,582.31x = 5,330,380,927.26
  5. Step 5: Solve for x
    x = 5,330,380,927.26/82,582.31
  6. Step 6: Final answer
    x = 64,546.28

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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.