Home / 166,421.76-229,644.72-94,786.80

Finding the Fourth Proportional to 166,421.76, 229,644.72 and 94,786.80

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Solution

The fourth proportional to 166,421.76, 229,644.72 and 94,786.80 is: 130,795.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,421.76 : 229,644.72 = 94,786.80 : x
  2. Step 2: Convert to fraction form
    166,421.76/229,644.72 = 94,786.80/x
  3. Step 3: Cross multiply
    166,421.76x = 229,644.72 × 94,786.80
  4. Step 4: Simplify right side
    166,421.76x = 21,767,288,145.70
  5. Step 5: Solve for x
    x = 21,767,288,145.70/166,421.76
  6. Step 6: Final answer
    x = 130,795.93

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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.