Home / 146,370.13-201,988.15-82,706.56

Finding the Fourth Proportional to 146,370.13, 201,988.15 and 82,706.56

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Solution

The fourth proportional to 146,370.13, 201,988.15 and 82,706.56 is: 114,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,370.13 : 201,988.15 = 82,706.56 : x
  2. Step 2: Convert to fraction form
    146,370.13/201,988.15 = 82,706.56/x
  3. Step 3: Cross multiply
    146,370.13x = 201,988.15 × 82,706.56
  4. Step 4: Simplify right side
    146,370.13x = 16,705,745,047.26
  5. Step 5: Solve for x
    x = 16,705,745,047.26/146,370.13
  6. Step 6: Final answer
    x = 114,133.57

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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.