Home / 134,944.80-202,287.60-104,942.40

Finding the Fourth Proportional to 134,944.80, 202,287.60 and 104,942.40

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Solution

The fourth proportional to 134,944.80, 202,287.60 and 104,942.40 is: 157,312.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,944.80 : 202,287.60 = 104,942.40 : x
  2. Step 2: Convert to fraction form
    134,944.80/202,287.60 = 104,942.40/x
  3. Step 3: Cross multiply
    134,944.80x = 202,287.60 × 104,942.40
  4. Step 4: Simplify right side
    134,944.80x = 21,228,546,234.24
  5. Step 5: Solve for x
    x = 21,228,546,234.24/134,944.80
  6. Step 6: Final answer
    x = 157,312.81

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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.