Home / 144,629.70-216,944.55-109,637.70

Finding the Fourth Proportional to 144,629.70, 216,944.55 and 109,637.70

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Solution

The fourth proportional to 144,629.70, 216,944.55 and 109,637.70 is: 164,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,629.70 : 216,944.55 = 109,637.70 : x
  2. Step 2: Convert to fraction form
    144,629.70/216,944.55 = 109,637.70/x
  3. Step 3: Cross multiply
    144,629.70x = 216,944.55 × 109,637.70
  4. Step 4: Simplify right side
    144,629.70x = 23,785,301,489.54
  5. Step 5: Solve for x
    x = 23,785,301,489.54/144,629.70
  6. Step 6: Final answer
    x = 164,456.55

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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.