Home / 226,511.56-312,748.32-158,679.04

Finding the Fourth Proportional to 226,511.56, 312,748.32 and 158,679.04

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Solution

The fourth proportional to 226,511.56, 312,748.32 and 158,679.04 is: 219,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,511.56 : 312,748.32 = 158,679.04 : x
  2. Step 2: Convert to fraction form
    226,511.56/312,748.32 = 158,679.04/x
  3. Step 3: Cross multiply
    226,511.56x = 312,748.32 × 158,679.04
  4. Step 4: Simplify right side
    226,511.56x = 49,626,603,179.21
  5. Step 5: Solve for x
    x = 49,626,603,179.21/226,511.56
  6. Step 6: Final answer
    x = 219,090.82

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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.