Home / 215,826.13-323,768.73-73,633.22

Finding the Fourth Proportional to 215,826.13, 323,768.73 and 73,633.22

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Solution

The fourth proportional to 215,826.13, 323,768.73 and 73,633.22 is: 110,459.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,826.13 : 323,768.73 = 73,633.22 : x
  2. Step 2: Convert to fraction form
    215,826.13/323,768.73 = 73,633.22/x
  3. Step 3: Cross multiply
    215,826.13x = 323,768.73 × 73,633.22
  4. Step 4: Simplify right side
    215,826.13x = 23,840,134,125.21
  5. Step 5: Solve for x
    x = 23,840,134,125.21/215,826.13
  6. Step 6: Final answer
    x = 110,459.91

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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.