Home / 76,640.30-114,977.74-23,337.04

Finding the Fourth Proportional to 76,640.30, 114,977.74 and 23,337.04

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Solution

The fourth proportional to 76,640.30, 114,977.74 and 23,337.04 is: 35,010.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,640.30 : 114,977.74 = 23,337.04 : x
  2. Step 2: Convert to fraction form
    76,640.30/114,977.74 = 23,337.04/x
  3. Step 3: Cross multiply
    76,640.30x = 114,977.74 × 23,337.04
  4. Step 4: Simplify right side
    76,640.30x = 2,683,240,378.48
  5. Step 5: Solve for x
    x = 2,683,240,378.48/76,640.30
  6. Step 6: Final answer
    x = 35,010.83

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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.