Home / 54,314.30-81,471.45-43,946.30

Finding the Fourth Proportional to 54,314.30, 81,471.45 and 43,946.30

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Solution

The fourth proportional to 54,314.30, 81,471.45 and 43,946.30 is: 65,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,314.30 : 81,471.45 = 43,946.30 : x
  2. Step 2: Convert to fraction form
    54,314.30/81,471.45 = 43,946.30/x
  3. Step 3: Cross multiply
    54,314.30x = 81,471.45 × 43,946.30
  4. Step 4: Simplify right side
    54,314.30x = 3,580,368,783.14
  5. Step 5: Solve for x
    x = 3,580,368,783.14/54,314.30
  6. Step 6: Final answer
    x = 65,919.45

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Similar ratio
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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.