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Finding the Fourth Proportional to 298,093.88, 447,152.98 and 95,710.52

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Solution

The fourth proportional to 298,093.88, 447,152.98 and 95,710.52 is: 143,569.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,093.88 : 447,152.98 = 95,710.52 : x
  2. Step 2: Convert to fraction form
    298,093.88/447,152.98 = 95,710.52/x
  3. Step 3: Cross multiply
    298,093.88x = 447,152.98 × 95,710.52
  4. Step 4: Simplify right side
    298,093.88x = 42,797,244,235.35
  5. Step 5: Solve for x
    x = 42,797,244,235.35/298,093.88
  6. Step 6: Final answer
    x = 143,569.68

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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.