Home / 222,962.43-307,600.57-127,417.87

Finding the Fourth Proportional to 222,962.43, 307,600.57 and 127,417.87

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Solution

The fourth proportional to 222,962.43, 307,600.57 and 127,417.87 is: 175,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,962.43 : 307,600.57 = 127,417.87 : x
  2. Step 2: Convert to fraction form
    222,962.43/307,600.57 = 127,417.87/x
  3. Step 3: Cross multiply
    222,962.43x = 307,600.57 × 127,417.87
  4. Step 4: Simplify right side
    222,962.43x = 39,193,809,440.19
  5. Step 5: Solve for x
    x = 39,193,809,440.19/222,962.43
  6. Step 6: Final answer
    x = 175,786.61

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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.