Home / 259,467.78-358,064.91-146,289.72

Finding the Fourth Proportional to 259,467.78, 358,064.91 and 146,289.72

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Solution

The fourth proportional to 259,467.78, 358,064.91 and 146,289.72 is: 201,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,467.78 : 358,064.91 = 146,289.72 : x
  2. Step 2: Convert to fraction form
    259,467.78/358,064.91 = 146,289.72/x
  3. Step 3: Cross multiply
    259,467.78x = 358,064.91 × 146,289.72
  4. Step 4: Simplify right side
    259,467.78x = 52,381,215,425.73
  5. Step 5: Solve for x
    x = 52,381,215,425.73/259,467.78
  6. Step 6: Final answer
    x = 201,879.46

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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.