Home / 163,449.46-225,566.06-91,828.04

Finding the Fourth Proportional to 163,449.46, 225,566.06 and 91,828.04

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Solution

The fourth proportional to 163,449.46, 225,566.06 and 91,828.04 is: 126,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,449.46 : 225,566.06 = 91,828.04 : x
  2. Step 2: Convert to fraction form
    163,449.46/225,566.06 = 91,828.04/x
  3. Step 3: Cross multiply
    163,449.46x = 225,566.06 × 91,828.04
  4. Step 4: Simplify right side
    163,449.46x = 20,713,289,180.32
  5. Step 5: Solve for x
    x = 20,713,289,180.32/163,449.46
  6. Step 6: Final answer
    x = 126,725.96

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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.