Home / 81,632.04-122,450.74-22,467.48

Finding the Fourth Proportional to 81,632.04, 122,450.74 and 22,467.48

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Solution

The fourth proportional to 81,632.04, 122,450.74 and 22,467.48 is: 33,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,632.04 : 122,450.74 = 22,467.48 : x
  2. Step 2: Convert to fraction form
    81,632.04/122,450.74 = 22,467.48/x
  3. Step 3: Cross multiply
    81,632.04x = 122,450.74 × 22,467.48
  4. Step 4: Simplify right side
    81,632.04x = 2,751,159,551.94
  5. Step 5: Solve for x
    x = 2,751,159,551.94/81,632.04
  6. Step 6: Final answer
    x = 33,701.96

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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.