Home / 150,971.72-226,484.94-123,138.50

Finding the Fourth Proportional to 150,971.72, 226,484.94 and 123,138.50

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Solution

The fourth proportional to 150,971.72, 226,484.94 and 123,138.50 is: 184,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,971.72 : 226,484.94 = 123,138.50 : x
  2. Step 2: Convert to fraction form
    150,971.72/226,484.94 = 123,138.50/x
  3. Step 3: Cross multiply
    150,971.72x = 226,484.94 × 123,138.50
  4. Step 4: Simplify right side
    150,971.72x = 27,889,015,784.19
  5. Step 5: Solve for x
    x = 27,889,015,784.19/150,971.72
  6. Step 6: Final answer
    x = 184,730.07

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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.