Home / 76,382.37-114,546.18-26,449.05

Finding the Fourth Proportional to 76,382.37, 114,546.18 and 26,449.05

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Solution

The fourth proportional to 76,382.37, 114,546.18 and 26,449.05 is: 39,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,382.37 : 114,546.18 = 26,449.05 : x
  2. Step 2: Convert to fraction form
    76,382.37/114,546.18 = 26,449.05/x
  3. Step 3: Cross multiply
    76,382.37x = 114,546.18 × 26,449.05
  4. Step 4: Simplify right side
    76,382.37x = 3,029,637,642.13
  5. Step 5: Solve for x
    x = 3,029,637,642.13/76,382.37
  6. Step 6: Final answer
    x = 39,664.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.