Home / 229,905.65-317,274.17-127,935.43

Finding the Fourth Proportional to 229,905.65, 317,274.17 and 127,935.43

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Solution

The fourth proportional to 229,905.65, 317,274.17 and 127,935.43 is: 176,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,905.65 : 317,274.17 = 127,935.43 : x
  2. Step 2: Convert to fraction form
    229,905.65/317,274.17 = 127,935.43/x
  3. Step 3: Cross multiply
    229,905.65x = 317,274.17 × 127,935.43
  4. Step 4: Simplify right side
    229,905.65x = 40,590,605,933.98
  5. Step 5: Solve for x
    x = 40,590,605,933.98/229,905.65
  6. Step 6: Final answer
    x = 176,553.32

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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.