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Finding the Fourth Proportional to 96,379, 133,085.10 and 60,628.84

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Solution

The fourth proportional to 96,379, 133,085.10 and 60,628.84 is: 83,719.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,379 : 133,085.10 = 60,628.84 : x
  2. Step 2: Convert to fraction form
    96,379/133,085.10 = 60,628.84/x
  3. Step 3: Cross multiply
    96,379x = 133,085.10 × 60,628.84
  4. Step 4: Simplify right side
    96,379x = 8,068,795,234.28
  5. Step 5: Solve for x
    x = 8,068,795,234.28/96,379
  6. Step 6: Final answer
    x = 83,719.43

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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.