Home / 120,050.65-180,188.97-60,928.75

Finding the Fourth Proportional to 120,050.65, 180,188.97 and 60,928.75

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Solution

The fourth proportional to 120,050.65, 180,188.97 and 60,928.75 is: 91,450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,050.65 : 180,188.97 = 60,928.75 : x
  2. Step 2: Convert to fraction form
    120,050.65/180,188.97 = 60,928.75/x
  3. Step 3: Cross multiply
    120,050.65x = 180,188.97 × 60,928.75
  4. Step 4: Simplify right side
    120,050.65x = 10,978,688,705.89
  5. Step 5: Solve for x
    x = 10,978,688,705.89/120,050.65
  6. Step 6: Final answer
    x = 91,450.47

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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.