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Finding the Fourth Proportional to 225,995.68, 338,735.76 and 105,927.04

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Solution

The fourth proportional to 225,995.68, 338,735.76 and 105,927.04 is: 158,769.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,995.68 : 338,735.76 = 105,927.04 : x
  2. Step 2: Convert to fraction form
    225,995.68/338,735.76 = 105,927.04/x
  3. Step 3: Cross multiply
    225,995.68x = 338,735.76 × 105,927.04
  4. Step 4: Simplify right side
    225,995.68x = 35,881,276,398.95
  5. Step 5: Solve for x
    x = 35,881,276,398.95/225,995.68
  6. Step 6: Final answer
    x = 158,769.74

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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.