Home / 166,003.14-228,811.18-117,621.30

Finding the Fourth Proportional to 166,003.14, 228,811.18 and 117,621.30

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Solution

The fourth proportional to 166,003.14, 228,811.18 and 117,621.30 is: 162,123.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,003.14 : 228,811.18 = 117,621.30 : x
  2. Step 2: Convert to fraction form
    166,003.14/228,811.18 = 117,621.30/x
  3. Step 3: Cross multiply
    166,003.14x = 228,811.18 × 117,621.30
  4. Step 4: Simplify right side
    166,003.14x = 26,913,068,446.13
  5. Step 5: Solve for x
    x = 26,913,068,446.13/166,003.14
  6. Step 6: Final answer
    x = 162,123.85

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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.