Home / 180,275.42-270,222.46-67,907.02

Finding the Fourth Proportional to 180,275.42, 270,222.46 and 67,907.02

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Solution

The fourth proportional to 180,275.42, 270,222.46 and 67,907.02 is: 101,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,275.42 : 270,222.46 = 67,907.02 : x
  2. Step 2: Convert to fraction form
    180,275.42/270,222.46 = 67,907.02/x
  3. Step 3: Cross multiply
    180,275.42x = 270,222.46 × 67,907.02
  4. Step 4: Simplify right side
    180,275.42x = 18,350,001,995.67
  5. Step 5: Solve for x
    x = 18,350,001,995.67/180,275.42
  6. Step 6: Final answer
    x = 101,788.71

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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.