Home / 149,996.50-225,006.70-50,157.32

Finding the Fourth Proportional to 149,996.50, 225,006.70 and 50,157.32

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Solution

The fourth proportional to 149,996.50, 225,006.70 and 50,157.32 is: 75,239.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,996.50 : 225,006.70 = 50,157.32 : x
  2. Step 2: Convert to fraction form
    149,996.50/225,006.70 = 50,157.32/x
  3. Step 3: Cross multiply
    149,996.50x = 225,006.70 × 50,157.32
  4. Step 4: Simplify right side
    149,996.50x = 11,285,733,054.04
  5. Step 5: Solve for x
    x = 11,285,733,054.04/149,996.50
  6. Step 6: Final answer
    x = 75,239.98

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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.