Home / 210,450.30-290,410.59-114,938.54

Finding the Fourth Proportional to 210,450.30, 290,410.59 and 114,938.54

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Solution

The fourth proportional to 210,450.30, 290,410.59 and 114,938.54 is: 158,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,450.30 : 290,410.59 = 114,938.54 : x
  2. Step 2: Convert to fraction form
    210,450.30/290,410.59 = 114,938.54/x
  3. Step 3: Cross multiply
    210,450.30x = 290,410.59 × 114,938.54
  4. Step 4: Simplify right side
    210,450.30x = 33,379,370,593.44
  5. Step 5: Solve for x
    x = 33,379,370,593.44/210,450.30
  6. Step 6: Final answer
    x = 158,609.28

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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.