Home / 123,610.08-170,585.52-69,893.96

Finding the Fourth Proportional to 123,610.08, 170,585.52 and 69,893.96

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Solution

The fourth proportional to 123,610.08, 170,585.52 and 69,893.96 is: 96,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,610.08 : 170,585.52 = 69,893.96 : x
  2. Step 2: Convert to fraction form
    123,610.08/170,585.52 = 69,893.96/x
  3. Step 3: Cross multiply
    123,610.08x = 170,585.52 × 69,893.96
  4. Step 4: Simplify right side
    123,610.08x = 11,922,897,511.46
  5. Step 5: Solve for x
    x = 11,922,897,511.46/123,610.08
  6. Step 6: Final answer
    x = 96,455.71

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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.