Home / 74,915.08-112,357.41-27,513.88

Finding the Fourth Proportional to 74,915.08, 112,357.41 and 27,513.88

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Solution

The fourth proportional to 74,915.08, 112,357.41 and 27,513.88 is: 41,265.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,915.08 : 112,357.41 = 27,513.88 : x
  2. Step 2: Convert to fraction form
    74,915.08/112,357.41 = 27,513.88/x
  3. Step 3: Cross multiply
    74,915.08x = 112,357.41 × 27,513.88
  4. Step 4: Simplify right side
    74,915.08x = 3,091,388,295.85
  5. Step 5: Solve for x
    x = 3,091,388,295.85/74,915.08
  6. Step 6: Final answer
    x = 41,265.23

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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.