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Finding the Fourth Proportional to 69,460.81, 104,330.84 and 41,435.62

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Solution

The fourth proportional to 69,460.81, 104,330.84 and 41,435.62 is: 62,236.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,460.81 : 104,330.84 = 41,435.62 : x
  2. Step 2: Convert to fraction form
    69,460.81/104,330.84 = 41,435.62/x
  3. Step 3: Cross multiply
    69,460.81x = 104,330.84 × 41,435.62
  4. Step 4: Simplify right side
    69,460.81x = 4,323,012,572.52
  5. Step 5: Solve for x
    x = 4,323,012,572.52/69,460.81
  6. Step 6: Final answer
    x = 62,236.72

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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.