Home / 146,426.96-202,067.40-79,357.52

Finding the Fourth Proportional to 146,426.96, 202,067.40 and 79,357.52

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Solution

The fourth proportional to 146,426.96, 202,067.40 and 79,357.52 is: 109,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,426.96 : 202,067.40 = 79,357.52 : x
  2. Step 2: Convert to fraction form
    146,426.96/202,067.40 = 79,357.52/x
  3. Step 3: Cross multiply
    146,426.96x = 202,067.40 × 79,357.52
  4. Step 4: Simplify right side
    146,426.96x = 16,035,567,736.85
  5. Step 5: Solve for x
    x = 16,035,567,736.85/146,426.96
  6. Step 6: Final answer
    x = 109,512.40

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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.