Home / 54,928.13-75,727.51-43,635.11

Finding the Fourth Proportional to 54,928.13, 75,727.51 and 43,635.11

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Solution

The fourth proportional to 54,928.13, 75,727.51 and 43,635.11 is: 60,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,928.13 : 75,727.51 = 43,635.11 : x
  2. Step 2: Convert to fraction form
    54,928.13/75,727.51 = 43,635.11/x
  3. Step 3: Cross multiply
    54,928.13x = 75,727.51 × 43,635.11
  4. Step 4: Simplify right side
    54,928.13x = 3,304,377,741.15
  5. Step 5: Solve for x
    x = 3,304,377,741.15/54,928.13
  6. Step 6: Final answer
    x = 60,158.21

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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.