Home / 90,597.24-125,019.96-50,313.60

Finding the Fourth Proportional to 90,597.24, 125,019.96 and 50,313.60

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Solution

The fourth proportional to 90,597.24, 125,019.96 and 50,313.60 is: 69,430.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,597.24 : 125,019.96 = 50,313.60 : x
  2. Step 2: Convert to fraction form
    90,597.24/125,019.96 = 50,313.60/x
  3. Step 3: Cross multiply
    90,597.24x = 125,019.96 × 50,313.60
  4. Step 4: Simplify right side
    90,597.24x = 6,290,204,259.46
  5. Step 5: Solve for x
    x = 6,290,204,259.46/90,597.24
  6. Step 6: Final answer
    x = 69,430.42

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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.