Home / 177,749.52-266,624.54-71,181.46

Finding the Fourth Proportional to 177,749.52, 266,624.54 and 71,181.46

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Solution

The fourth proportional to 177,749.52, 266,624.54 and 71,181.46 is: 106,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,749.52 : 266,624.54 = 71,181.46 : x
  2. Step 2: Convert to fraction form
    177,749.52/266,624.54 = 71,181.46/x
  3. Step 3: Cross multiply
    177,749.52x = 266,624.54 × 71,181.46
  4. Step 4: Simplify right side
    177,749.52x = 18,978,724,029.03
  5. Step 5: Solve for x
    x = 18,978,724,029.03/177,749.52
  6. Step 6: Final answer
    x = 106,772.29

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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.