Home / 47,306.88-70,984.08-31,522.56

Finding the Fourth Proportional to 47,306.88, 70,984.08 and 31,522.56

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Solution

The fourth proportional to 47,306.88, 70,984.08 and 31,522.56 is: 47,299.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,306.88 : 70,984.08 = 31,522.56 : x
  2. Step 2: Convert to fraction form
    47,306.88/70,984.08 = 31,522.56/x
  3. Step 3: Cross multiply
    47,306.88x = 70,984.08 × 31,522.56
  4. Step 4: Simplify right side
    47,306.88x = 2,237,599,920.84
  5. Step 5: Solve for x
    x = 2,237,599,920.84/47,306.88
  6. Step 6: Final answer
    x = 47,299.67

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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.