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Finding the Fourth Proportional to 116,016.60, 173,879.10 and 56,724.60

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Solution

The fourth proportional to 116,016.60, 173,879.10 and 56,724.60 is: 85,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,016.60 : 173,879.10 = 56,724.60 : x
  2. Step 2: Convert to fraction form
    116,016.60/173,879.10 = 56,724.60/x
  3. Step 3: Cross multiply
    116,016.60x = 173,879.10 × 56,724.60
  4. Step 4: Simplify right side
    116,016.60x = 9,863,222,395.86
  5. Step 5: Solve for x
    x = 9,863,222,395.86/116,016.60
  6. Step 6: Final answer
    x = 85,015.61

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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.