Home / 146,207.27-201,766.34-79,139.27

Finding the Fourth Proportional to 146,207.27, 201,766.34 and 79,139.27

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Solution

The fourth proportional to 146,207.27, 201,766.34 and 79,139.27 is: 109,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,207.27 : 201,766.34 = 79,139.27 : x
  2. Step 2: Convert to fraction form
    146,207.27/201,766.34 = 79,139.27/x
  3. Step 3: Cross multiply
    146,207.27x = 201,766.34 × 79,139.27
  4. Step 4: Simplify right side
    146,207.27x = 15,967,640,858.17
  5. Step 5: Solve for x
    x = 15,967,640,858.17/146,207.27
  6. Step 6: Final answer
    x = 109,212.36

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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.