Home / 76,636.59-114,857.55-34,471.64

Finding the Fourth Proportional to 76,636.59, 114,857.55 and 34,471.64

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Solution

The fourth proportional to 76,636.59, 114,857.55 and 34,471.64 is: 51,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,636.59 : 114,857.55 = 34,471.64 : x
  2. Step 2: Convert to fraction form
    76,636.59/114,857.55 = 34,471.64/x
  3. Step 3: Cross multiply
    76,636.59x = 114,857.55 × 34,471.64
  4. Step 4: Simplify right side
    76,636.59x = 3,959,327,540.59
  5. Step 5: Solve for x
    x = 3,959,327,540.59/76,636.59
  6. Step 6: Final answer
    x = 51,663.67

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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.