Home / 76,958.00-106,219.72-45,137.15

Finding the Fourth Proportional to 76,958.00, 106,219.72 and 45,137.15

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Solution

The fourth proportional to 76,958.00, 106,219.72 and 45,137.15 is: 62,299.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,958.00 : 106,219.72 = 45,137.15 : x
  2. Step 2: Convert to fraction form
    76,958.00/106,219.72 = 45,137.15/x
  3. Step 3: Cross multiply
    76,958.00x = 106,219.72 × 45,137.15
  4. Step 4: Simplify right side
    76,958.00x = 4,794,455,358.24
  5. Step 5: Solve for x
    x = 4,794,455,358.24/76,958.00
  6. Step 6: Final answer
    x = 62,299.64

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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.