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Finding the Fourth Proportional to 46,361.93, 63,978.86 and 25,141.08

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Solution

The fourth proportional to 46,361.93, 63,978.86 and 25,141.08 is: 34,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,361.93 : 63,978.86 = 25,141.08 : x
  2. Step 2: Convert to fraction form
    46,361.93/63,978.86 = 25,141.08/x
  3. Step 3: Cross multiply
    46,361.93x = 63,978.86 × 25,141.08
  4. Step 4: Simplify right side
    46,361.93x = 1,608,497,511.86
  5. Step 5: Solve for x
    x = 1,608,497,511.86/46,361.93
  6. Step 6: Final answer
    x = 34,694.36

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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.