Home / 122,896.25-169,594.79-69,181.10

Finding the Fourth Proportional to 122,896.25, 169,594.79 and 69,181.10

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Solution

The fourth proportional to 122,896.25, 169,594.79 and 69,181.10 is: 95,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,896.25 : 169,594.79 = 69,181.10 : x
  2. Step 2: Convert to fraction form
    122,896.25/169,594.79 = 69,181.10/x
  3. Step 3: Cross multiply
    122,896.25x = 169,594.79 × 69,181.10
  4. Step 4: Simplify right side
    122,896.25x = 11,732,754,126.47
  5. Step 5: Solve for x
    x = 11,732,754,126.47/122,896.25
  6. Step 6: Final answer
    x = 95,468.77

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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.