Home / 188,148.32-259,556.88-116,502.20

Finding the Fourth Proportional to 188,148.32, 259,556.88 and 116,502.20

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Solution

The fourth proportional to 188,148.32, 259,556.88 and 116,502.20 is: 160,718.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,148.32 : 259,556.88 = 116,502.20 : x
  2. Step 2: Convert to fraction form
    188,148.32/259,556.88 = 116,502.20/x
  3. Step 3: Cross multiply
    188,148.32x = 259,556.88 × 116,502.20
  4. Step 4: Simplify right side
    188,148.32x = 30,238,947,545.14
  5. Step 5: Solve for x
    x = 30,238,947,545.14/188,148.32
  6. Step 6: Final answer
    x = 160,718.67

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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.