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Finding the Fourth Proportional to 308,561.33, 462,886.26 and 95,347.85

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Solution

The fourth proportional to 308,561.33, 462,886.26 and 95,347.85 is: 143,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,561.33 : 462,886.26 = 95,347.85 : x
  2. Step 2: Convert to fraction form
    308,561.33/462,886.26 = 95,347.85/x
  3. Step 3: Cross multiply
    308,561.33x = 462,886.26 × 95,347.85
  4. Step 4: Simplify right side
    308,561.33x = 44,135,209,685.54
  5. Step 5: Solve for x
    x = 44,135,209,685.54/308,561.33
  6. Step 6: Final answer
    x = 143,035.45

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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.