Home / 215,268.03-322,971.23-65,537.30

Finding the Fourth Proportional to 215,268.03, 322,971.23 and 65,537.30

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Solution

The fourth proportional to 215,268.03, 322,971.23 and 65,537.30 is: 98,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,268.03 : 322,971.23 = 65,537.30 : x
  2. Step 2: Convert to fraction form
    215,268.03/322,971.23 = 65,537.30/x
  3. Step 3: Cross multiply
    215,268.03x = 322,971.23 × 65,537.30
  4. Step 4: Simplify right side
    215,268.03x = 21,166,663,363.15
  5. Step 5: Solve for x
    x = 21,166,663,363.15/215,268.03
  6. Step 6: Final answer
    x = 98,327.02

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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.