Home / 190,607.72-285,921.84-50,362.52

Finding the Fourth Proportional to 190,607.72, 285,921.84 and 50,362.52

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Solution

The fourth proportional to 190,607.72, 285,921.84 and 50,362.52 is: 75,546.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,607.72 : 285,921.84 = 50,362.52 : x
  2. Step 2: Convert to fraction form
    190,607.72/285,921.84 = 50,362.52/x
  3. Step 3: Cross multiply
    190,607.72x = 285,921.84 × 50,362.52
  4. Step 4: Simplify right side
    190,607.72x = 14,399,744,385.44
  5. Step 5: Solve for x
    x = 14,399,744,385.44/190,607.72
  6. Step 6: Final answer
    x = 75,546.49

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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.