Home / 204,288.78-306,433.18-64,058.70

Finding the Fourth Proportional to 204,288.78, 306,433.18 and 64,058.70

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Solution

The fourth proportional to 204,288.78, 306,433.18 and 64,058.70 is: 96,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,288.78 : 306,433.18 = 64,058.70 : x
  2. Step 2: Convert to fraction form
    204,288.78/306,433.18 = 64,058.70/x
  3. Step 3: Cross multiply
    204,288.78x = 306,433.18 × 64,058.70
  4. Step 4: Simplify right side
    204,288.78x = 19,629,711,147.67
  5. Step 5: Solve for x
    x = 19,629,711,147.67/204,288.78
  6. Step 6: Final answer
    x = 96,088.05

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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.