Home / 89,073.44-122,919.96-48,786.92

Finding the Fourth Proportional to 89,073.44, 122,919.96 and 48,786.92

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Solution

The fourth proportional to 89,073.44, 122,919.96 and 48,786.92 is: 67,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,073.44 : 122,919.96 = 48,786.92 : x
  2. Step 2: Convert to fraction form
    89,073.44/122,919.96 = 48,786.92/x
  3. Step 3: Cross multiply
    89,073.44x = 122,919.96 × 48,786.92
  4. Step 4: Simplify right side
    89,073.44x = 5,996,886,254.92
  5. Step 5: Solve for x
    x = 5,996,886,254.92/89,073.44
  6. Step 6: Final answer
    x = 67,325.19

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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.