Home / 88,972.03-122,777.73-53,181.77

Finding the Fourth Proportional to 88,972.03, 122,777.73 and 53,181.77

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Solution

The fourth proportional to 88,972.03, 122,777.73 and 53,181.77 is: 73,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,972.03 : 122,777.73 = 53,181.77 : x
  2. Step 2: Convert to fraction form
    88,972.03/122,777.73 = 53,181.77/x
  3. Step 3: Cross multiply
    88,972.03x = 122,777.73 × 53,181.77
  4. Step 4: Simplify right side
    88,972.03x = 6,529,536,997.98
  5. Step 5: Solve for x
    x = 6,529,536,997.98/88,972.03
  6. Step 6: Final answer
    x = 73,388.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.