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Finding the Fourth Proportional to 264,034.01, 395,892.86 and 84,041.69

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Solution

The fourth proportional to 264,034.01, 395,892.86 and 84,041.69 is: 126,012.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,034.01 : 395,892.86 = 84,041.69 : x
  2. Step 2: Convert to fraction form
    264,034.01/395,892.86 = 84,041.69/x
  3. Step 3: Cross multiply
    264,034.01x = 395,892.86 × 84,041.69
  4. Step 4: Simplify right side
    264,034.01x = 33,271,502,613.66
  5. Step 5: Solve for x
    x = 33,271,502,613.66/264,034.01
  6. Step 6: Final answer
    x = 126,012.18

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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.