Home / 84,771.28-127,156.94-32,168.24

Finding the Fourth Proportional to 84,771.28, 127,156.94 and 32,168.24

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Solution

The fourth proportional to 84,771.28, 127,156.94 and 32,168.24 is: 48,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,771.28 : 127,156.94 = 32,168.24 : x
  2. Step 2: Convert to fraction form
    84,771.28/127,156.94 = 32,168.24/x
  3. Step 3: Cross multiply
    84,771.28x = 127,156.94 × 32,168.24
  4. Step 4: Simplify right side
    84,771.28x = 4,090,414,963.59
  5. Step 5: Solve for x
    x = 4,090,414,963.59/84,771.28
  6. Step 6: Final answer
    x = 48,252.37

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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.