Home / 282,726.11-424,232.67-188,022.17

Finding the Fourth Proportional to 282,726.11, 424,232.67 and 188,022.17

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Solution

The fourth proportional to 282,726.11, 424,232.67 and 188,022.17 is: 282,128.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,726.11 : 424,232.67 = 188,022.17 : x
  2. Step 2: Convert to fraction form
    282,726.11/424,232.67 = 188,022.17/x
  3. Step 3: Cross multiply
    282,726.11x = 424,232.67 × 188,022.17
  4. Step 4: Simplify right side
    282,726.11x = 79,765,147,198.29
  5. Step 5: Solve for x
    x = 79,765,147,198.29/282,726.11
  6. Step 6: Final answer
    x = 282,128.69

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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.