Home / 54,607.10-75,359.30-30,734.60

Finding the Fourth Proportional to 54,607.10, 75,359.30 and 30,734.60

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Solution

The fourth proportional to 54,607.10, 75,359.30 and 30,734.60 is: 42,414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.10 : 75,359.30 = 30,734.60 : x
  2. Step 2: Convert to fraction form
    54,607.10/75,359.30 = 30,734.60/x
  3. Step 3: Cross multiply
    54,607.10x = 75,359.30 × 30,734.60
  4. Step 4: Simplify right side
    54,607.10x = 2,316,137,411.31
  5. Step 5: Solve for x
    x = 2,316,137,411.31/54,607.10
  6. Step 6: Final answer
    x = 42,414.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.