Home / 177,958.48-266,811.72-89,148.64

Finding the Fourth Proportional to 177,958.48, 266,811.72 and 89,148.64

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Solution

The fourth proportional to 177,958.48, 266,811.72 and 89,148.64 is: 133,659.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,958.48 : 266,811.72 = 89,148.64 : x
  2. Step 2: Convert to fraction form
    177,958.48/266,811.72 = 89,148.64/x
  3. Step 3: Cross multiply
    177,958.48x = 266,811.72 × 89,148.64
  4. Step 4: Simplify right side
    177,958.48x = 23,785,901,974.06
  5. Step 5: Solve for x
    x = 23,785,901,974.06/177,958.48
  6. Step 6: Final answer
    x = 133,659.84

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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.