Home / 94,721.33-142,080.75-27,255.12

Finding the Fourth Proportional to 94,721.33, 142,080.75 and 27,255.12

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Solution

The fourth proportional to 94,721.33, 142,080.75 and 27,255.12 is: 40,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,721.33 : 142,080.75 = 27,255.12 : x
  2. Step 2: Convert to fraction form
    94,721.33/142,080.75 = 27,255.12/x
  3. Step 3: Cross multiply
    94,721.33x = 142,080.75 × 27,255.12
  4. Step 4: Simplify right side
    94,721.33x = 3,872,427,890.94
  5. Step 5: Solve for x
    x = 3,872,427,890.94/94,721.33
  6. Step 6: Final answer
    x = 40,882.32

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1.5x scale

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.