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Finding the Fourth Proportional to 56,682.94, 84,993.54 and 36,689.62

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Solution

The fourth proportional to 56,682.94, 84,993.54 and 36,689.62 is: 55,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,682.94 : 84,993.54 = 36,689.62 : x
  2. Step 2: Convert to fraction form
    56,682.94/84,993.54 = 36,689.62/x
  3. Step 3: Cross multiply
    56,682.94x = 84,993.54 × 36,689.62
  4. Step 4: Simplify right side
    56,682.94x = 3,118,380,685.05
  5. Step 5: Solve for x
    x = 3,118,380,685.05/56,682.94
  6. Step 6: Final answer
    x = 55,014.45

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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.