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Finding the Fourth Proportional to 45,793.35, 68,690.03 and 28,297.35

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Solution

The fourth proportional to 45,793.35, 68,690.03 and 28,297.35 is: 42,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,793.35 : 68,690.03 = 28,297.35 : x
  2. Step 2: Convert to fraction form
    45,793.35/68,690.03 = 28,297.35/x
  3. Step 3: Cross multiply
    45,793.35x = 68,690.03 × 28,297.35
  4. Step 4: Simplify right side
    45,793.35x = 1,943,745,678.93
  5. Step 5: Solve for x
    x = 1,943,745,678.93/45,793.35
  6. Step 6: Final answer
    x = 42,446.03

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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.