Home / 276,033.12-414,137.20-98,536.32

Finding the Fourth Proportional to 276,033.12, 414,137.20 and 98,536.32

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Solution

The fourth proportional to 276,033.12, 414,137.20 and 98,536.32 is: 147,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,033.12 : 414,137.20 = 98,536.32 : x
  2. Step 2: Convert to fraction form
    276,033.12/414,137.20 = 98,536.32/x
  3. Step 3: Cross multiply
    276,033.12x = 414,137.20 × 98,536.32
  4. Step 4: Simplify right side
    276,033.12x = 40,807,555,663.10
  5. Step 5: Solve for x
    x = 40,807,555,663.10/276,033.12
  6. Step 6: Final answer
    x = 147,835.72

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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.