Home / 53,403.24-79,653.75-50,319.66

Finding the Fourth Proportional to 53,403.24, 79,653.75 and 50,319.66

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Solution

The fourth proportional to 53,403.24, 79,653.75 and 50,319.66 is: 75,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,403.24 : 79,653.75 = 50,319.66 : x
  2. Step 2: Convert to fraction form
    53,403.24/79,653.75 = 50,319.66/x
  3. Step 3: Cross multiply
    53,403.24x = 79,653.75 × 50,319.66
  4. Step 4: Simplify right side
    53,403.24x = 4,008,149,617.73
  5. Step 5: Solve for x
    x = 4,008,149,617.73/53,403.24
  6. Step 6: Final answer
    x = 75,054.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.