Home / 81,882.45-112,999.99-46,073.73

Finding the Fourth Proportional to 81,882.45, 112,999.99 and 46,073.73

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Solution

The fourth proportional to 81,882.45, 112,999.99 and 46,073.73 is: 63,582.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,882.45 : 112,999.99 = 46,073.73 : x
  2. Step 2: Convert to fraction form
    81,882.45/112,999.99 = 46,073.73/x
  3. Step 3: Cross multiply
    81,882.45x = 112,999.99 × 46,073.73
  4. Step 4: Simplify right side
    81,882.45x = 5,206,330,914.08
  5. Step 5: Solve for x
    x = 5,206,330,914.08/81,882.45
  6. Step 6: Final answer
    x = 63,582.99

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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.