Home / 177,739.80-266,609.70-149,746.20

Finding the Fourth Proportional to 177,739.80, 266,609.70 and 149,746.20

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Solution

The fourth proportional to 177,739.80, 266,609.70 and 149,746.20 is: 224,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,739.80 : 266,609.70 = 149,746.20 : x
  2. Step 2: Convert to fraction form
    177,739.80/266,609.70 = 149,746.20/x
  3. Step 3: Cross multiply
    177,739.80x = 266,609.70 × 149,746.20
  4. Step 4: Simplify right side
    177,739.80x = 39,923,789,458.14
  5. Step 5: Solve for x
    x = 39,923,789,458.14/177,739.80
  6. Step 6: Final answer
    x = 224,619.30

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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.