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Finding the Fourth Proportional to 255,675.62, 352,825.17 and 160,234.94

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Solution

The fourth proportional to 255,675.62, 352,825.17 and 160,234.94 is: 221,119.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,675.62 : 352,825.17 = 160,234.94 : x
  2. Step 2: Convert to fraction form
    255,675.62/352,825.17 = 160,234.94/x
  3. Step 3: Cross multiply
    255,675.62x = 352,825.17 × 160,234.94
  4. Step 4: Simplify right side
    255,675.62x = 56,534,920,226.62
  5. Step 5: Solve for x
    x = 56,534,920,226.62/255,675.62
  6. Step 6: Final answer
    x = 221,119.71

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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.