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Finding the Fourth Proportional to 54,873.57, 75,715.53 and 32,213.52

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Solution

The fourth proportional to 54,873.57, 75,715.53 and 32,213.52 is: 44,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,873.57 : 75,715.53 = 32,213.52 : x
  2. Step 2: Convert to fraction form
    54,873.57/75,715.53 = 32,213.52/x
  3. Step 3: Cross multiply
    54,873.57x = 75,715.53 × 32,213.52
  4. Step 4: Simplify right side
    54,873.57x = 2,439,063,739.97
  5. Step 5: Solve for x
    x = 2,439,063,739.97/54,873.57
  6. Step 6: Final answer
    x = 44,448.79

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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.