Home / 92,984.26-128,313.03-50,542.48

Finding the Fourth Proportional to 92,984.26, 128,313.03 and 50,542.48

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Solution

The fourth proportional to 92,984.26, 128,313.03 and 50,542.48 is: 69,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,984.26 : 128,313.03 = 50,542.48 : x
  2. Step 2: Convert to fraction form
    92,984.26/128,313.03 = 50,542.48/x
  3. Step 3: Cross multiply
    92,984.26x = 128,313.03 × 50,542.48
  4. Step 4: Simplify right side
    92,984.26x = 6,485,258,752.51
  5. Step 5: Solve for x
    x = 6,485,258,752.51/92,984.26
  6. Step 6: Final answer
    x = 69,745.77

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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.