Home / 225,437.40-338,006.05-135,277.11

Finding the Fourth Proportional to 225,437.40, 338,006.05 and 135,277.11

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Solution

The fourth proportional to 225,437.40, 338,006.05 and 135,277.11 is: 202,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,437.40 : 338,006.05 = 135,277.11 : x
  2. Step 2: Convert to fraction form
    225,437.40/338,006.05 = 135,277.11/x
  3. Step 3: Cross multiply
    225,437.40x = 338,006.05 × 135,277.11
  4. Step 4: Simplify right side
    225,437.40x = 45,724,481,268.32
  5. Step 5: Solve for x
    x = 45,724,481,268.32/225,437.40
  6. Step 6: Final answer
    x = 202,825.62

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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.