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Finding the Fourth Proportional to 73,193.38, 100,969.77 and 46,290.58

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Solution

The fourth proportional to 73,193.38, 100,969.77 and 46,290.58 is: 63,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,193.38 : 100,969.77 = 46,290.58 : x
  2. Step 2: Convert to fraction form
    73,193.38/100,969.77 = 46,290.58/x
  3. Step 3: Cross multiply
    73,193.38x = 100,969.77 × 46,290.58
  4. Step 4: Simplify right side
    73,193.38x = 4,673,949,215.77
  5. Step 5: Solve for x
    x = 4,673,949,215.77/73,193.38
  6. Step 6: Final answer
    x = 63,857.54

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1.5x scale

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.