Home / 204,438.73-306,670.39-64,197.35

Finding the Fourth Proportional to 204,438.73, 306,670.39 and 64,197.35

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Solution

The fourth proportional to 204,438.73, 306,670.39 and 64,197.35 is: 96,299.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,438.73 : 306,670.39 = 64,197.35 : x
  2. Step 2: Convert to fraction form
    204,438.73/306,670.39 = 64,197.35/x
  3. Step 3: Cross multiply
    204,438.73x = 306,670.39 × 64,197.35
  4. Step 4: Simplify right side
    204,438.73x = 19,687,427,328.76
  5. Step 5: Solve for x
    x = 19,687,427,328.76/204,438.73
  6. Step 6: Final answer
    x = 96,299.89

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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.