Home / 88,835.68-122,663.84-54,893.44

Finding the Fourth Proportional to 88,835.68, 122,663.84 and 54,893.44

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Solution

The fourth proportional to 88,835.68, 122,663.84 and 54,893.44 is: 75,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,835.68 : 122,663.84 = 54,893.44 : x
  2. Step 2: Convert to fraction form
    88,835.68/122,663.84 = 54,893.44/x
  3. Step 3: Cross multiply
    88,835.68x = 122,663.84 × 54,893.44
  4. Step 4: Simplify right side
    88,835.68x = 6,733,440,141.21
  5. Step 5: Solve for x
    x = 6,733,440,141.21/88,835.68
  6. Step 6: Final answer
    x = 75,796.57

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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.