Home / 54,588.96-81,752.21-31,144.32

Finding the Fourth Proportional to 54,588.96, 81,752.21 and 31,144.32

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Solution

The fourth proportional to 54,588.96, 81,752.21 and 31,144.32 is: 46,641.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,588.96 : 81,752.21 = 31,144.32 : x
  2. Step 2: Convert to fraction form
    54,588.96/81,752.21 = 31,144.32/x
  3. Step 3: Cross multiply
    54,588.96x = 81,752.21 × 31,144.32
  4. Step 4: Simplify right side
    54,588.96x = 2,546,116,658.05
  5. Step 5: Solve for x
    x = 2,546,116,658.05/54,588.96
  6. Step 6: Final answer
    x = 46,641.61

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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.