Home / 76,227.46-114,445.92-38,812.67

Finding the Fourth Proportional to 76,227.46, 114,445.92 and 38,812.67

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Solution

The fourth proportional to 76,227.46, 114,445.92 and 38,812.67 is: 58,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227.46 : 114,445.92 = 38,812.67 : x
  2. Step 2: Convert to fraction form
    76,227.46/114,445.92 = 38,812.67/x
  3. Step 3: Cross multiply
    76,227.46x = 114,445.92 × 38,812.67
  4. Step 4: Simplify right side
    76,227.46x = 4,441,952,083.59
  5. Step 5: Solve for x
    x = 4,441,952,083.59/76,227.46
  6. Step 6: Final answer
    x = 58,272.34

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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.