Home / 556,743.40-835,107.82-136,022.92

Finding the Fourth Proportional to 556,743.40, 835,107.82 and 136,022.92

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Solution

The fourth proportional to 556,743.40, 835,107.82 and 136,022.92 is: 204,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,743.40 : 835,107.82 = 136,022.92 : x
  2. Step 2: Convert to fraction form
    556,743.40/835,107.82 = 136,022.92/x
  3. Step 3: Cross multiply
    556,743.40x = 835,107.82 × 136,022.92
  4. Step 4: Simplify right side
    556,743.40x = 113,593,804,191.23
  5. Step 5: Solve for x
    x = 113,593,804,191.23/556,743.40
  6. Step 6: Final answer
    x = 204,032.60

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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.