Home / 229,948.38-344,924.11-80,188.09

Finding the Fourth Proportional to 229,948.38, 344,924.11 and 80,188.09

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Solution

The fourth proportional to 229,948.38, 344,924.11 and 80,188.09 is: 120,282.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,948.38 : 344,924.11 = 80,188.09 : x
  2. Step 2: Convert to fraction form
    229,948.38/344,924.11 = 80,188.09/x
  3. Step 3: Cross multiply
    229,948.38x = 344,924.11 × 80,188.09
  4. Step 4: Simplify right side
    229,948.38x = 27,658,804,813.77
  5. Step 5: Solve for x
    x = 27,658,804,813.77/229,948.38
  6. Step 6: Final answer
    x = 120,282.67

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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.