Home / 192,905.58-266,209.67-106,870.16

Finding the Fourth Proportional to 192,905.58, 266,209.67 and 106,870.16

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Solution

The fourth proportional to 192,905.58, 266,209.67 and 106,870.16 is: 147,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,905.58 : 266,209.67 = 106,870.16 : x
  2. Step 2: Convert to fraction form
    192,905.58/266,209.67 = 106,870.16/x
  3. Step 3: Cross multiply
    192,905.58x = 266,209.67 × 106,870.16
  4. Step 4: Simplify right side
    192,905.58x = 28,449,868,161.05
  5. Step 5: Solve for x
    x = 28,449,868,161.05/192,905.58
  6. Step 6: Final answer
    x = 147,480.79

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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.