Home / 165,623.40-248,313.60-65,734.20

Finding the Fourth Proportional to 165,623.40, 248,313.60 and 65,734.20

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Solution

The fourth proportional to 165,623.40, 248,313.60 and 65,734.20 is: 98,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,623.40 : 248,313.60 = 65,734.20 : x
  2. Step 2: Convert to fraction form
    165,623.40/248,313.60 = 65,734.20/x
  3. Step 3: Cross multiply
    165,623.40x = 248,313.60 × 65,734.20
  4. Step 4: Simplify right side
    165,623.40x = 16,322,695,845.12
  5. Step 5: Solve for x
    x = 16,322,695,845.12/165,623.40
  6. Step 6: Final answer
    x = 98,553.08

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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.