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Finding the Fourth Proportional to 69,254.82, 95,564.34 and 39,039.39

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Solution

The fourth proportional to 69,254.82, 95,564.34 and 39,039.39 is: 53,870.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,254.82 : 95,564.34 = 39,039.39 : x
  2. Step 2: Convert to fraction form
    69,254.82/95,564.34 = 39,039.39/x
  3. Step 3: Cross multiply
    69,254.82x = 95,564.34 × 39,039.39
  4. Step 4: Simplify right side
    69,254.82x = 3,730,773,539.35
  5. Step 5: Solve for x
    x = 3,730,773,539.35/69,254.82
  6. Step 6: Final answer
    x = 53,870.24

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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.