Home / 195,799.68-270,151.45-112,992.67

Finding the Fourth Proportional to 195,799.68, 270,151.45 and 112,992.67

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Solution

The fourth proportional to 195,799.68, 270,151.45 and 112,992.67 is: 155,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,799.68 : 270,151.45 = 112,992.67 : x
  2. Step 2: Convert to fraction form
    195,799.68/270,151.45 = 112,992.67/x
  3. Step 3: Cross multiply
    195,799.68x = 270,151.45 × 112,992.67
  4. Step 4: Simplify right side
    195,799.68x = 30,525,134,330.66
  5. Step 5: Solve for x
    x = 30,525,134,330.66/195,799.68
  6. Step 6: Final answer
    x = 155,899.82

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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.