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Finding the Fourth Proportional to 214,244.70, 321,237.45 and 95,893.98

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Solution

The fourth proportional to 214,244.70, 321,237.45 and 95,893.98 is: 143,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,244.70 : 321,237.45 = 95,893.98 : x
  2. Step 2: Convert to fraction form
    214,244.70/321,237.45 = 95,893.98/x
  3. Step 3: Cross multiply
    214,244.70x = 321,237.45 × 95,893.98
  4. Step 4: Simplify right side
    214,244.70x = 30,804,737,605.55
  5. Step 5: Solve for x
    x = 30,804,737,605.55/214,244.70
  6. Step 6: Final answer
    x = 143,782.96

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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.