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Finding the Fourth Proportional to 63,454.88, 95,187.04 and 19,078.08

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Solution

The fourth proportional to 63,454.88, 95,187.04 and 19,078.08 is: 28,618.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,454.88 : 95,187.04 = 19,078.08 : x
  2. Step 2: Convert to fraction form
    63,454.88/95,187.04 = 19,078.08/x
  3. Step 3: Cross multiply
    63,454.88x = 95,187.04 × 19,078.08
  4. Step 4: Simplify right side
    63,454.88x = 1,815,985,964.08
  5. Step 5: Solve for x
    x = 1,815,985,964.08/63,454.88
  6. Step 6: Final answer
    x = 28,618.54

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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.