Home / 76,958.48-106,204.82-42,965.67

Finding the Fourth Proportional to 76,958.48, 106,204.82 and 42,965.67

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Solution

The fourth proportional to 76,958.48, 106,204.82 and 42,965.67 is: 59,293.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,958.48 : 106,204.82 = 42,965.67 : x
  2. Step 2: Convert to fraction form
    76,958.48/106,204.82 = 42,965.67/x
  3. Step 3: Cross multiply
    76,958.48x = 106,204.82 × 42,965.67
  4. Step 4: Simplify right side
    76,958.48x = 4,563,160,777.55
  5. Step 5: Solve for x
    x = 4,563,160,777.55/76,958.48
  6. Step 6: Final answer
    x = 59,293.80

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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.