Home / 63,128.82-94,709.08-18,150.26

Finding the Fourth Proportional to 63,128.82, 94,709.08 and 18,150.26

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Solution

The fourth proportional to 63,128.82, 94,709.08 and 18,150.26 is: 27,229.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,128.82 : 94,709.08 = 18,150.26 : x
  2. Step 2: Convert to fraction form
    63,128.82/94,709.08 = 18,150.26/x
  3. Step 3: Cross multiply
    63,128.82x = 94,709.08 × 18,150.26
  4. Step 4: Simplify right side
    63,128.82x = 1,718,994,426.36
  5. Step 5: Solve for x
    x = 1,718,994,426.36/63,128.82
  6. Step 6: Final answer
    x = 27,229.95

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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.