Home / 90,308.44-135,550.14-43,594.12

Finding the Fourth Proportional to 90,308.44, 135,550.14 and 43,594.12

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Solution

The fourth proportional to 90,308.44, 135,550.14 and 43,594.12 is: 65,433.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,308.44 : 135,550.14 = 43,594.12 : x
  2. Step 2: Convert to fraction form
    90,308.44/135,550.14 = 43,594.12/x
  3. Step 3: Cross multiply
    90,308.44x = 135,550.14 × 43,594.12
  4. Step 4: Simplify right side
    90,308.44x = 5,909,189,069.18
  5. Step 5: Solve for x
    x = 5,909,189,069.18/90,308.44
  6. Step 6: Final answer
    x = 65,433.41

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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.