Home / 88,976.68-122,832.24-51,243.64

Finding the Fourth Proportional to 88,976.68, 122,832.24 and 51,243.64

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Solution

The fourth proportional to 88,976.68, 122,832.24 and 51,243.64 is: 70,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,976.68 : 122,832.24 = 51,243.64 : x
  2. Step 2: Convert to fraction form
    88,976.68/122,832.24 = 51,243.64/x
  3. Step 3: Cross multiply
    88,976.68x = 122,832.24 × 51,243.64
  4. Step 4: Simplify right side
    88,976.68x = 6,294,371,086.95
  5. Step 5: Solve for x
    x = 6,294,371,086.95/88,976.68
  6. Step 6: Final answer
    x = 70,741.81

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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.