Home / 76,189.44-114,204.72-31,841.76

Finding the Fourth Proportional to 76,189.44, 114,204.72 and 31,841.76

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Solution

The fourth proportional to 76,189.44, 114,204.72 and 31,841.76 is: 47,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,189.44 : 114,204.72 = 31,841.76 : x
  2. Step 2: Convert to fraction form
    76,189.44/114,204.72 = 31,841.76/x
  3. Step 3: Cross multiply
    76,189.44x = 114,204.72 × 31,841.76
  4. Step 4: Simplify right side
    76,189.44x = 3,636,479,285.11
  5. Step 5: Solve for x
    x = 3,636,479,285.11/76,189.44
  6. Step 6: Final answer
    x = 47,729.44

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1.5x scale

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.