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Finding the Fourth Proportional to 56,683.94, 84,995.04 and 36,690.62

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Solution

The fourth proportional to 56,683.94, 84,995.04 and 36,690.62 is: 55,015.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683.94 : 84,995.04 = 36,690.62 : x
  2. Step 2: Convert to fraction form
    56,683.94/84,995.04 = 36,690.62/x
  3. Step 3: Cross multiply
    56,683.94x = 84,995.04 × 36,690.62
  4. Step 4: Simplify right side
    56,683.94x = 3,118,520,714.52
  5. Step 5: Solve for x
    x = 3,118,520,714.52/56,683.94
  6. Step 6: Final answer
    x = 55,015.95

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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.