Home / 146,370.76-201,989.02-82,707.18

Finding the Fourth Proportional to 146,370.76, 201,989.02 and 82,707.18

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Solution

The fourth proportional to 146,370.76, 201,989.02 and 82,707.18 is: 114,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,370.76 : 201,989.02 = 82,707.18 : x
  2. Step 2: Convert to fraction form
    146,370.76/201,989.02 = 82,707.18/x
  3. Step 3: Cross multiply
    146,370.76x = 201,989.02 × 82,707.18
  4. Step 4: Simplify right side
    146,370.76x = 16,705,942,235.16
  5. Step 5: Solve for x
    x = 16,705,942,235.16/146,370.76
  6. Step 6: Final answer
    x = 114,134.42

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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.