Home / 180,324.39-270,571.65-80,475.69

Finding the Fourth Proportional to 180,324.39, 270,571.65 and 80,475.69

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Solution

The fourth proportional to 180,324.39, 270,571.65 and 80,475.69 is: 120,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,324.39 : 270,571.65 = 80,475.69 : x
  2. Step 2: Convert to fraction form
    180,324.39/270,571.65 = 80,475.69/x
  3. Step 3: Cross multiply
    180,324.39x = 270,571.65 × 80,475.69
  4. Step 4: Simplify right side
    180,324.39x = 21,774,440,228.19
  5. Step 5: Solve for x
    x = 21,774,440,228.19/180,324.39
  6. Step 6: Final answer
    x = 120,751.50

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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.