Home / 220,826.08-331,232.06-92,810.19

Finding the Fourth Proportional to 220,826.08, 331,232.06 and 92,810.19

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Solution

The fourth proportional to 220,826.08, 331,232.06 and 92,810.19 is: 139,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,826.08 : 331,232.06 = 92,810.19 : x
  2. Step 2: Convert to fraction form
    220,826.08/331,232.06 = 92,810.19/x
  3. Step 3: Cross multiply
    220,826.08x = 331,232.06 × 92,810.19
  4. Step 4: Simplify right side
    220,826.08x = 30,741,710,422.69
  5. Step 5: Solve for x
    x = 30,741,710,422.69/220,826.08
  6. Step 6: Final answer
    x = 139,212.32

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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.