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Finding the Fourth Proportional to 63,919.46, 95,879.16 and 19,546.22

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Solution

The fourth proportional to 63,919.46, 95,879.16 and 19,546.22 is: 29,319.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,919.46 : 95,879.16 = 19,546.22 : x
  2. Step 2: Convert to fraction form
    63,919.46/95,879.16 = 19,546.22/x
  3. Step 3: Cross multiply
    63,919.46x = 95,879.16 × 19,546.22
  4. Step 4: Simplify right side
    63,919.46x = 1,874,075,394.47
  5. Step 5: Solve for x
    x = 1,874,075,394.47/63,919.46
  6. Step 6: Final answer
    x = 29,319.32

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1.5x scale

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.