Home / 212,578.29-293,371.34-117,084.96

Finding the Fourth Proportional to 212,578.29, 293,371.34 and 117,084.96

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Solution

The fourth proportional to 212,578.29, 293,371.34 and 117,084.96 is: 161,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,578.29 : 293,371.34 = 117,084.96 : x
  2. Step 2: Convert to fraction form
    212,578.29/293,371.34 = 117,084.96/x
  3. Step 3: Cross multiply
    212,578.29x = 293,371.34 × 117,084.96
  4. Step 4: Simplify right side
    212,578.29x = 34,349,371,023.62
  5. Step 5: Solve for x
    x = 34,349,371,023.62/212,578.29
  6. Step 6: Final answer
    x = 161,584.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.