Home / 120,816.60-181,268.10-50,717.40

Finding the Fourth Proportional to 120,816.60, 181,268.10 and 50,717.40

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Solution

The fourth proportional to 120,816.60, 181,268.10 and 50,717.40 is: 76,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,816.60 : 181,268.10 = 50,717.40 : x
  2. Step 2: Convert to fraction form
    120,816.60/181,268.10 = 50,717.40/x
  3. Step 3: Cross multiply
    120,816.60x = 181,268.10 × 50,717.40
  4. Step 4: Simplify right side
    120,816.60x = 9,193,446,734.94
  5. Step 5: Solve for x
    x = 9,193,446,734.94/120,816.60
  6. Step 6: Final answer
    x = 76,094.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.