Home / 133,375.56-183,288.45-127,208.04

Finding the Fourth Proportional to 133,375.56, 183,288.45 and 127,208.04

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Solution

The fourth proportional to 133,375.56, 183,288.45 and 127,208.04 is: 174,812.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,375.56 : 183,288.45 = 127,208.04 : x
  2. Step 2: Convert to fraction form
    133,375.56/183,288.45 = 127,208.04/x
  3. Step 3: Cross multiply
    133,375.56x = 183,288.45 × 127,208.04
  4. Step 4: Simplify right side
    133,375.56x = 23,315,764,479.14
  5. Step 5: Solve for x
    x = 23,315,764,479.14/133,375.56
  6. Step 6: Final answer
    x = 174,812.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.