Home / 54,702.28-75,495.84-30,833.30

Finding the Fourth Proportional to 54,702.28, 75,495.84 and 30,833.30

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Solution

The fourth proportional to 54,702.28, 75,495.84 and 30,833.30 is: 42,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,702.28 : 75,495.84 = 30,833.30 : x
  2. Step 2: Convert to fraction form
    54,702.28/75,495.84 = 30,833.30/x
  3. Step 3: Cross multiply
    54,702.28x = 75,495.84 × 30,833.30
  4. Step 4: Simplify right side
    54,702.28x = 2,327,785,956.59
  5. Step 5: Solve for x
    x = 2,327,785,956.59/54,702.28
  6. Step 6: Final answer
    x = 42,553.73

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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.