Home / 88,731.82-122,405.73-52,896.58

Finding the Fourth Proportional to 88,731.82, 122,405.73 and 52,896.58

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Solution

The fourth proportional to 88,731.82, 122,405.73 and 52,896.58 is: 72,970.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,731.82 : 122,405.73 = 52,896.58 : x
  2. Step 2: Convert to fraction form
    88,731.82/122,405.73 = 52,896.58/x
  3. Step 3: Cross multiply
    88,731.82x = 122,405.73 × 52,896.58
  4. Step 4: Simplify right side
    88,731.82x = 6,474,844,489.40
  5. Step 5: Solve for x
    x = 6,474,844,489.40/88,731.82
  6. Step 6: Final answer
    x = 72,970.94

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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.