Home / 127,932.28-191,852.34-54,066.04

Finding the Fourth Proportional to 127,932.28, 191,852.34 and 54,066.04

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Solution

The fourth proportional to 127,932.28, 191,852.34 and 54,066.04 is: 81,079.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,932.28 : 191,852.34 = 54,066.04 : x
  2. Step 2: Convert to fraction form
    127,932.28/191,852.34 = 54,066.04/x
  3. Step 3: Cross multiply
    127,932.28x = 191,852.34 × 54,066.04
  4. Step 4: Simplify right side
    127,932.28x = 10,372,696,288.53
  5. Step 5: Solve for x
    x = 10,372,696,288.53/127,932.28
  6. Step 6: Final answer
    x = 81,079.59

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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.