Home / 224,282.52-309,513.96-122,309.19

Finding the Fourth Proportional to 224,282.52, 309,513.96 and 122,309.19

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Solution

The fourth proportional to 224,282.52, 309,513.96 and 122,309.19 is: 168,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,282.52 : 309,513.96 = 122,309.19 : x
  2. Step 2: Convert to fraction form
    224,282.52/309,513.96 = 122,309.19/x
  3. Step 3: Cross multiply
    224,282.52x = 309,513.96 × 122,309.19
  4. Step 4: Simplify right side
    224,282.52x = 37,856,401,741.29
  5. Step 5: Solve for x
    x = 37,856,401,741.29/224,282.52
  6. Step 6: Final answer
    x = 168,788.91

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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.