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Finding the Fourth Proportional to 377,012.84, 565,514.33 and 92,705.85

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Solution

The fourth proportional to 377,012.84, 565,514.33 and 92,705.85 is: 139,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,012.84 : 565,514.33 = 92,705.85 : x
  2. Step 2: Convert to fraction form
    377,012.84/565,514.33 = 92,705.85/x
  3. Step 3: Cross multiply
    377,012.84x = 565,514.33 × 92,705.85
  4. Step 4: Simplify right side
    377,012.84x = 52,426,485,188.97
  5. Step 5: Solve for x
    x = 52,426,485,188.97/377,012.84
  6. Step 6: Final answer
    x = 139,057.56

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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.