Home / 89,006.68-122,832.60-50,772.46

Finding the Fourth Proportional to 89,006.68, 122,832.60 and 50,772.46

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Solution

The fourth proportional to 89,006.68, 122,832.60 and 50,772.46 is: 70,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.68 : 122,832.60 = 50,772.46 : x
  2. Step 2: Convert to fraction form
    89,006.68/122,832.60 = 50,772.46/x
  3. Step 3: Cross multiply
    89,006.68x = 122,832.60 × 50,772.46
  4. Step 4: Simplify right side
    89,006.68x = 6,236,513,270.20
  5. Step 5: Solve for x
    x = 6,236,513,270.20/89,006.68
  6. Step 6: Final answer
    x = 70,067.92

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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.