Home / 151,039.40-226,551.90-51,189.80

Finding the Fourth Proportional to 151,039.40, 226,551.90 and 51,189.80

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Solution

The fourth proportional to 151,039.40, 226,551.90 and 51,189.80 is: 76,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,039.40 : 226,551.90 = 51,189.80 : x
  2. Step 2: Convert to fraction form
    151,039.40/226,551.90 = 51,189.80/x
  3. Step 3: Cross multiply
    151,039.40x = 226,551.90 × 51,189.80
  4. Step 4: Simplify right side
    151,039.40x = 11,597,146,450.62
  5. Step 5: Solve for x
    x = 11,597,146,450.62/151,039.40
  6. Step 6: Final answer
    x = 76,782.26

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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.