Home / 54,453.28-75,088.56-43,104.64

Finding the Fourth Proportional to 54,453.28, 75,088.56 and 43,104.64

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Solution

The fourth proportional to 54,453.28, 75,088.56 and 43,104.64 is: 59,439.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,453.28 : 75,088.56 = 43,104.64 : x
  2. Step 2: Convert to fraction form
    54,453.28/75,088.56 = 43,104.64/x
  3. Step 3: Cross multiply
    54,453.28x = 75,088.56 × 43,104.64
  4. Step 4: Simplify right side
    54,453.28x = 3,236,665,346.92
  5. Step 5: Solve for x
    x = 3,236,665,346.92/54,453.28
  6. Step 6: Final answer
    x = 59,439.31

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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.