Home / 195,736.72-270,135.63-109,710.32

Finding the Fourth Proportional to 195,736.72, 270,135.63 and 109,710.32

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Solution

The fourth proportional to 195,736.72, 270,135.63 and 109,710.32 is: 151,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,736.72 : 270,135.63 = 109,710.32 : x
  2. Step 2: Convert to fraction form
    195,736.72/270,135.63 = 109,710.32/x
  3. Step 3: Cross multiply
    195,736.72x = 270,135.63 × 109,710.32
  4. Step 4: Simplify right side
    195,736.72x = 29,636,665,368.58
  5. Step 5: Solve for x
    x = 29,636,665,368.58/195,736.72
  6. Step 6: Final answer
    x = 151,410.86

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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.