Home / 82,949.40-114,465.24-47,134.44

Finding the Fourth Proportional to 82,949.40, 114,465.24 and 47,134.44

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Solution

The fourth proportional to 82,949.40, 114,465.24 and 47,134.44 is: 65,042.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,949.40 : 114,465.24 = 47,134.44 : x
  2. Step 2: Convert to fraction form
    82,949.40/114,465.24 = 47,134.44/x
  3. Step 3: Cross multiply
    82,949.40x = 114,465.24 × 47,134.44
  4. Step 4: Simplify right side
    82,949.40x = 5,395,254,986.87
  5. Step 5: Solve for x
    x = 5,395,254,986.87/82,949.40
  6. Step 6: Final answer
    x = 65,042.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.