Home / 120,305.26-166,006.67-69,334.49

Finding the Fourth Proportional to 120,305.26, 166,006.67 and 69,334.49

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Solution

The fourth proportional to 120,305.26, 166,006.67 and 69,334.49 is: 95,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,305.26 : 166,006.67 = 69,334.49 : x
  2. Step 2: Convert to fraction form
    120,305.26/166,006.67 = 69,334.49/x
  3. Step 3: Cross multiply
    120,305.26x = 166,006.67 × 69,334.49
  4. Step 4: Simplify right side
    120,305.26x = 11,509,987,869.39
  5. Step 5: Solve for x
    x = 11,509,987,869.39/120,305.26
  6. Step 6: Final answer
    x = 95,673.19

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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.