Home / 198,063.60-273,434-152,974.96

Finding the Fourth Proportional to 198,063.60, 273,434 and 152,974.96

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Solution

The fourth proportional to 198,063.60, 273,434 and 152,974.96 is: 211,187.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,063.60 : 273,434 = 152,974.96 : x
  2. Step 2: Convert to fraction form
    198,063.60/273,434 = 152,974.96/x
  3. Step 3: Cross multiply
    198,063.60x = 273,434 × 152,974.96
  4. Step 4: Simplify right side
    198,063.60x = 41,828,555,212.64
  5. Step 5: Solve for x
    x = 41,828,555,212.64/198,063.60
  6. Step 6: Final answer
    x = 211,187.49

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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.