Home / 73,936.12-102,033.89-45,255.21

Finding the Fourth Proportional to 73,936.12, 102,033.89 and 45,255.21

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Solution

The fourth proportional to 73,936.12, 102,033.89 and 45,255.21 is: 62,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,936.12 : 102,033.89 = 45,255.21 : x
  2. Step 2: Convert to fraction form
    73,936.12/102,033.89 = 45,255.21/x
  3. Step 3: Cross multiply
    73,936.12x = 102,033.89 × 45,255.21
  4. Step 4: Simplify right side
    73,936.12x = 4,617,565,508.37
  5. Step 5: Solve for x
    x = 4,617,565,508.37/73,936.12
  6. Step 6: Final answer
    x = 62,453.44

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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.