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Finding the Fourth Proportional to 146,362.70, 201,975.39 and 82,699.13

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Solution

The fourth proportional to 146,362.70, 201,975.39 and 82,699.13 is: 114,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,362.70 : 201,975.39 = 82,699.13 : x
  2. Step 2: Convert to fraction form
    146,362.70/201,975.39 = 82,699.13/x
  3. Step 3: Cross multiply
    146,362.70x = 201,975.39 × 82,699.13
  4. Step 4: Simplify right side
    146,362.70x = 16,703,189,539.35
  5. Step 5: Solve for x
    x = 16,703,189,539.35/146,362.70
  6. Step 6: Final answer
    x = 114,121.90

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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.