Home / 86,249.32-119,025.41-48,009.29

Finding the Fourth Proportional to 86,249.32, 119,025.41 and 48,009.29

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Solution

The fourth proportional to 86,249.32, 119,025.41 and 48,009.29 is: 66,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249.32 : 119,025.41 = 48,009.29 : x
  2. Step 2: Convert to fraction form
    86,249.32/119,025.41 = 48,009.29/x
  3. Step 3: Cross multiply
    86,249.32x = 119,025.41 × 48,009.29
  4. Step 4: Simplify right side
    86,249.32x = 5,714,324,814.06
  5. Step 5: Solve for x
    x = 5,714,324,814.06/86,249.32
  6. Step 6: Final answer
    x = 66,253.56

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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.