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Finding the Fourth Proportional to 221,955.62, 333,170.35 and 95,658.19

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Solution

The fourth proportional to 221,955.62, 333,170.35 and 95,658.19 is: 143,589.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,955.62 : 333,170.35 = 95,658.19 : x
  2. Step 2: Convert to fraction form
    221,955.62/333,170.35 = 95,658.19/x
  3. Step 3: Cross multiply
    221,955.62x = 333,170.35 × 95,658.19
  4. Step 4: Simplify right side
    221,955.62x = 31,870,471,331.45
  5. Step 5: Solve for x
    x = 31,870,471,331.45/221,955.62
  6. Step 6: Final answer
    x = 143,589.39

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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.