Home / 64,168.12-96,244.83-16,787.78

Finding the Fourth Proportional to 64,168.12, 96,244.83 and 16,787.78

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Solution

The fourth proportional to 64,168.12, 96,244.83 and 16,787.78 is: 25,179.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,168.12 : 96,244.83 = 16,787.78 : x
  2. Step 2: Convert to fraction form
    64,168.12/96,244.83 = 16,787.78/x
  3. Step 3: Cross multiply
    64,168.12x = 96,244.83 × 16,787.78
  4. Step 4: Simplify right side
    64,168.12x = 1,615,737,309.16
  5. Step 5: Solve for x
    x = 1,615,737,309.16/64,168.12
  6. Step 6: Final answer
    x = 25,179.75

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1.5x scale

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.