Home / 222,478.09-333,714.22-53,999.75

Finding the Fourth Proportional to 222,478.09, 333,714.22 and 53,999.75

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Solution

The fourth proportional to 222,478.09, 333,714.22 and 53,999.75 is: 80,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,478.09 : 333,714.22 = 53,999.75 : x
  2. Step 2: Convert to fraction form
    222,478.09/333,714.22 = 53,999.75/x
  3. Step 3: Cross multiply
    222,478.09x = 333,714.22 × 53,999.75
  4. Step 4: Simplify right side
    222,478.09x = 18,020,484,451.45
  5. Step 5: Solve for x
    x = 18,020,484,451.45/222,478.09
  6. Step 6: Final answer
    x = 80,998.92

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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.