Home / 146,451.78-202,106.88-82,793.34

Finding the Fourth Proportional to 146,451.78, 202,106.88 and 82,793.34

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Solution

The fourth proportional to 146,451.78, 202,106.88 and 82,793.34 is: 114,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,451.78 : 202,106.88 = 82,793.34 : x
  2. Step 2: Convert to fraction form
    146,451.78/202,106.88 = 82,793.34/x
  3. Step 3: Cross multiply
    146,451.78x = 202,106.88 × 82,793.34
  4. Step 4: Simplify right side
    146,451.78x = 16,733,103,632.18
  5. Step 5: Solve for x
    x = 16,733,103,632.18/146,451.78
  6. Step 6: Final answer
    x = 114,256.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.