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Finding the Fourth Proportional to 264,473.11, 364,971.57 and 143,613.32

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Solution

The fourth proportional to 264,473.11, 364,971.57 and 143,613.32 is: 198,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,473.11 : 364,971.57 = 143,613.32 : x
  2. Step 2: Convert to fraction form
    264,473.11/364,971.57 = 143,613.32/x
  3. Step 3: Cross multiply
    264,473.11x = 364,971.57 × 143,613.32
  4. Step 4: Simplify right side
    264,473.11x = 52,414,778,873.31
  5. Step 5: Solve for x
    x = 52,414,778,873.31/264,473.11
  6. Step 6: Final answer
    x = 198,185.66

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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.