Home / 213,792.30-320,558.85-107,052.12

Finding the Fourth Proportional to 213,792.30, 320,558.85 and 107,052.12

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Solution

The fourth proportional to 213,792.30, 320,558.85 and 107,052.12 is: 160,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,792.30 : 320,558.85 = 107,052.12 : x
  2. Step 2: Convert to fraction form
    213,792.30/320,558.85 = 107,052.12/x
  3. Step 3: Cross multiply
    213,792.30x = 320,558.85 × 107,052.12
  4. Step 4: Simplify right side
    213,792.30x = 34,316,504,477.26
  5. Step 5: Solve for x
    x = 34,316,504,477.26/213,792.30
  6. Step 6: Final answer
    x = 160,513.29

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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.