Home / 212,806.92-293,675.51-117,317.04

Finding the Fourth Proportional to 212,806.92, 293,675.51 and 117,317.04

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Solution

The fourth proportional to 212,806.92, 293,675.51 and 117,317.04 is: 161,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,806.92 : 293,675.51 = 117,317.04 : x
  2. Step 2: Convert to fraction form
    212,806.92/293,675.51 = 117,317.04/x
  3. Step 3: Cross multiply
    212,806.92x = 293,675.51 × 117,317.04
  4. Step 4: Simplify right side
    212,806.92x = 34,453,140,745.70
  5. Step 5: Solve for x
    x = 34,453,140,745.70/212,806.92
  6. Step 6: Final answer
    x = 161,898.59

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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.