Home / 46,078.12-63,529.68-30,137.32

Finding the Fourth Proportional to 46,078.12, 63,529.68 and 30,137.32

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Solution

The fourth proportional to 46,078.12, 63,529.68 and 30,137.32 is: 41,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,078.12 : 63,529.68 = 30,137.32 : x
  2. Step 2: Convert to fraction form
    46,078.12/63,529.68 = 30,137.32/x
  3. Step 3: Cross multiply
    46,078.12x = 63,529.68 × 30,137.32
  4. Step 4: Simplify right side
    46,078.12x = 1,914,614,295.66
  5. Step 5: Solve for x
    x = 1,914,614,295.66/46,078.12
  6. Step 6: Final answer
    x = 41,551.48

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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.