Home / 49,833.45-74,785.22-45,069.17

Finding the Fourth Proportional to 49,833.45, 74,785.22 and 45,069.17

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Solution

The fourth proportional to 49,833.45, 74,785.22 and 45,069.17 is: 67,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,833.45 : 74,785.22 = 45,069.17 : x
  2. Step 2: Convert to fraction form
    49,833.45/74,785.22 = 45,069.17/x
  3. Step 3: Cross multiply
    49,833.45x = 74,785.22 × 45,069.17
  4. Step 4: Simplify right side
    49,833.45x = 3,370,507,194.40
  5. Step 5: Solve for x
    x = 3,370,507,194.40/49,833.45
  6. Step 6: Final answer
    x = 67,635.44

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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.