Home / 282,715.97-423,464.99-132,731.51

Finding the Fourth Proportional to 282,715.97, 423,464.99 and 132,731.51

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Solution

The fourth proportional to 282,715.97, 423,464.99 and 132,731.51 is: 198,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,715.97 : 423,464.99 = 132,731.51 : x
  2. Step 2: Convert to fraction form
    282,715.97/423,464.99 = 132,731.51/x
  3. Step 3: Cross multiply
    282,715.97x = 423,464.99 × 132,731.51
  4. Step 4: Simplify right side
    282,715.97x = 56,207,144,773.85
  5. Step 5: Solve for x
    x = 56,207,144,773.85/282,715.97
  6. Step 6: Final answer
    x = 198,811.36

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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.