Home / 179,133.22-268,690.11-54,464.50

Finding the Fourth Proportional to 179,133.22, 268,690.11 and 54,464.50

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Solution

The fourth proportional to 179,133.22, 268,690.11 and 54,464.50 is: 81,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,133.22 : 268,690.11 = 54,464.50 : x
  2. Step 2: Convert to fraction form
    179,133.22/268,690.11 = 54,464.50/x
  3. Step 3: Cross multiply
    179,133.22x = 268,690.11 × 54,464.50
  4. Step 4: Simplify right side
    179,133.22x = 14,634,072,496.10
  5. Step 5: Solve for x
    x = 14,634,072,496.10/179,133.22
  6. Step 6: Final answer
    x = 81,693.79

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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.