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Finding the Fourth Proportional to 264,741.96, 365,346.21 and 143,883.22

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Solution

The fourth proportional to 264,741.96, 365,346.21 and 143,883.22 is: 198,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,741.96 : 365,346.21 = 143,883.22 : x
  2. Step 2: Convert to fraction form
    264,741.96/365,346.21 = 143,883.22/x
  3. Step 3: Cross multiply
    264,741.96x = 365,346.21 × 143,883.22
  4. Step 4: Simplify right side
    264,741.96x = 52,567,189,109.60
  5. Step 5: Solve for x
    x = 52,567,189,109.60/264,741.96
  6. Step 6: Final answer
    x = 198,560.10

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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.