Home / 90,735.52-125,219.16-50,453.36

Finding the Fourth Proportional to 90,735.52, 125,219.16 and 50,453.36

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Solution

The fourth proportional to 90,735.52, 125,219.16 and 50,453.36 is: 69,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,735.52 : 125,219.16 = 50,453.36 : x
  2. Step 2: Convert to fraction form
    90,735.52/125,219.16 = 50,453.36/x
  3. Step 3: Cross multiply
    90,735.52x = 125,219.16 × 50,453.36
  4. Step 4: Simplify right side
    90,735.52x = 6,317,727,358.38
  5. Step 5: Solve for x
    x = 6,317,727,358.38/90,735.52
  6. Step 6: Final answer
    x = 69,627.94

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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.