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Finding the Fourth Proportional to 56,601.44, 84,790.04 and 38,788.32

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Solution

The fourth proportional to 56,601.44, 84,790.04 and 38,788.32 is: 58,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,601.44 : 84,790.04 = 38,788.32 : x
  2. Step 2: Convert to fraction form
    56,601.44/84,790.04 = 38,788.32/x
  3. Step 3: Cross multiply
    56,601.44x = 84,790.04 × 38,788.32
  4. Step 4: Simplify right side
    56,601.44x = 3,288,863,204.33
  5. Step 5: Solve for x
    x = 3,288,863,204.33/56,601.44
  6. Step 6: Final answer
    x = 58,105.65

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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.