Home / 76,337.28-114,516.34-26,404

Finding the Fourth Proportional to 76,337.28, 114,516.34 and 26,404

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Solution

The fourth proportional to 76,337.28, 114,516.34 and 26,404 is: 39,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,337.28 : 114,516.34 = 26,404 : x
  2. Step 2: Convert to fraction form
    76,337.28/114,516.34 = 26,404/x
  3. Step 3: Cross multiply
    76,337.28x = 114,516.34 × 26,404
  4. Step 4: Simplify right side
    76,337.28x = 3,023,689,441.36
  5. Step 5: Solve for x
    x = 3,023,689,441.36/76,337.28
  6. Step 6: Final answer
    x = 39,609.60

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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.