Home / 134,914.60-202,371.90-108,670.60

Finding the Fourth Proportional to 134,914.60, 202,371.90 and 108,670.60

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Solution

The fourth proportional to 134,914.60, 202,371.90 and 108,670.60 is: 163,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,914.60 : 202,371.90 = 108,670.60 : x
  2. Step 2: Convert to fraction form
    134,914.60/202,371.90 = 108,670.60/x
  3. Step 3: Cross multiply
    134,914.60x = 202,371.90 × 108,670.60
  4. Step 4: Simplify right side
    134,914.60x = 21,991,875,796.14
  5. Step 5: Solve for x
    x = 21,991,875,796.14/134,914.60
  6. Step 6: Final answer
    x = 163,005.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.