Home / 282,115.10-422,892.33-141,444.38

Finding the Fourth Proportional to 282,115.10, 422,892.33 and 141,444.38

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Solution

The fourth proportional to 282,115.10, 422,892.33 and 141,444.38 is: 212,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,115.10 : 422,892.33 = 141,444.38 : x
  2. Step 2: Convert to fraction form
    282,115.10/422,892.33 = 141,444.38/x
  3. Step 3: Cross multiply
    282,115.10x = 422,892.33 × 141,444.38
  4. Step 4: Simplify right side
    282,115.10x = 59,815,743,423.61
  5. Step 5: Solve for x
    x = 59,815,743,423.61/282,115.10
  6. Step 6: Final answer
    x = 212,026.03

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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.