Home / 222,687.54-307,302.45-127,192.26

Finding the Fourth Proportional to 222,687.54, 307,302.45 and 127,192.26

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Solution

The fourth proportional to 222,687.54, 307,302.45 and 127,192.26 is: 175,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,687.54 : 307,302.45 = 127,192.26 : x
  2. Step 2: Convert to fraction form
    222,687.54/307,302.45 = 127,192.26/x
  3. Step 3: Cross multiply
    222,687.54x = 307,302.45 × 127,192.26
  4. Step 4: Simplify right side
    222,687.54x = 39,086,493,119.04
  5. Step 5: Solve for x
    x = 39,086,493,119.04/222,687.54
  6. Step 6: Final answer
    x = 175,521.69

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1.5x scale

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.