Home / 97,427.55-146,145.57-30,872.58

Finding the Fourth Proportional to 97,427.55, 146,145.57 and 30,872.58

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Solution

The fourth proportional to 97,427.55, 146,145.57 and 30,872.58 is: 46,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,427.55 : 146,145.57 = 30,872.58 : x
  2. Step 2: Convert to fraction form
    97,427.55/146,145.57 = 30,872.58/x
  3. Step 3: Cross multiply
    97,427.55x = 146,145.57 × 30,872.58
  4. Step 4: Simplify right side
    97,427.55x = 4,511,890,801.47
  5. Step 5: Solve for x
    x = 4,511,890,801.47/97,427.55
  6. Step 6: Final answer
    x = 46,310.22

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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.