Home / 177,481.70-266,222.55-163,964.90

Finding the Fourth Proportional to 177,481.70, 266,222.55 and 163,964.90

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Solution

The fourth proportional to 177,481.70, 266,222.55 and 163,964.90 is: 245,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,481.70 : 266,222.55 = 163,964.90 : x
  2. Step 2: Convert to fraction form
    177,481.70/266,222.55 = 163,964.90/x
  3. Step 3: Cross multiply
    177,481.70x = 266,222.55 × 163,964.90
  4. Step 4: Simplify right side
    177,481.70x = 43,651,153,788.50
  5. Step 5: Solve for x
    x = 43,651,153,788.50/177,481.70
  6. Step 6: Final answer
    x = 245,947.35

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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.