Home / 76,392.85-114,592.38-36,391.27

Finding the Fourth Proportional to 76,392.85, 114,592.38 and 36,391.27

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Solution

The fourth proportional to 76,392.85, 114,592.38 and 36,391.27 is: 54,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,392.85 : 114,592.38 = 36,391.27 : x
  2. Step 2: Convert to fraction form
    76,392.85/114,592.38 = 36,391.27/x
  3. Step 3: Cross multiply
    76,392.85x = 114,592.38 × 36,391.27
  4. Step 4: Simplify right side
    76,392.85x = 4,170,162,240.52
  5. Step 5: Solve for x
    x = 4,170,162,240.52/76,392.85
  6. Step 6: Final answer
    x = 54,588.38

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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.