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Finding the Fourth Proportional to 73,147.44, 109,698.48 and 26,394.24

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Solution

The fourth proportional to 73,147.44, 109,698.48 and 26,394.24 is: 39,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,147.44 : 109,698.48 = 26,394.24 : x
  2. Step 2: Convert to fraction form
    73,147.44/109,698.48 = 26,394.24/x
  3. Step 3: Cross multiply
    73,147.44x = 109,698.48 × 26,394.24
  4. Step 4: Simplify right side
    73,147.44x = 2,895,408,008.76
  5. Step 5: Solve for x
    x = 2,895,408,008.76/73,147.44
  6. Step 6: Final answer
    x = 39,583.18

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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.