Home / 76,628.21-114,885.04-52,867.95

Finding the Fourth Proportional to 76,628.21, 114,885.04 and 52,867.95

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Solution

The fourth proportional to 76,628.21, 114,885.04 and 52,867.95 is: 79,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,628.21 : 114,885.04 = 52,867.95 : x
  2. Step 2: Convert to fraction form
    76,628.21/114,885.04 = 52,867.95/x
  3. Step 3: Cross multiply
    76,628.21x = 114,885.04 × 52,867.95
  4. Step 4: Simplify right side
    76,628.21x = 6,073,736,645.62
  5. Step 5: Solve for x
    x = 6,073,736,645.62/76,628.21
  6. Step 6: Final answer
    x = 79,262.42

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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.