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Finding the Fourth Proportional to 227,308.47, 340,950.33 and 69,536.92

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Solution

The fourth proportional to 227,308.47, 340,950.33 and 69,536.92 is: 104,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,308.47 : 340,950.33 = 69,536.92 : x
  2. Step 2: Convert to fraction form
    227,308.47/340,950.33 = 69,536.92/x
  3. Step 3: Cross multiply
    227,308.47x = 340,950.33 × 69,536.92
  4. Step 4: Simplify right side
    227,308.47x = 23,708,634,968.81
  5. Step 5: Solve for x
    x = 23,708,634,968.81/227,308.47
  6. Step 6: Final answer
    x = 104,301.59

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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.