Home / 166,412.78-229,622.82-94,794.20

Finding the Fourth Proportional to 166,412.78, 229,622.82 and 94,794.20

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Solution

The fourth proportional to 166,412.78, 229,622.82 and 94,794.20 is: 130,800.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,412.78 : 229,622.82 = 94,794.20 : x
  2. Step 2: Convert to fraction form
    166,412.78/229,622.82 = 94,794.20/x
  3. Step 3: Cross multiply
    166,412.78x = 229,622.82 × 94,794.20
  4. Step 4: Simplify right side
    166,412.78x = 21,766,911,523.64
  5. Step 5: Solve for x
    x = 21,766,911,523.64/166,412.78
  6. Step 6: Final answer
    x = 130,800.72

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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.