Home / 120,426.48-166,147.92-96,544.80

Finding the Fourth Proportional to 120,426.48, 166,147.92 and 96,544.80

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Solution

The fourth proportional to 120,426.48, 166,147.92 and 96,544.80 is: 133,199.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,426.48 : 166,147.92 = 96,544.80 : x
  2. Step 2: Convert to fraction form
    120,426.48/166,147.92 = 96,544.80/x
  3. Step 3: Cross multiply
    120,426.48x = 166,147.92 × 96,544.80
  4. Step 4: Simplify right side
    120,426.48x = 16,040,717,706.82
  5. Step 5: Solve for x
    x = 16,040,717,706.82/120,426.48
  6. Step 6: Final answer
    x = 133,199.26

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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.