Home / 163,665.17-225,839.57-92,043.66

Finding the Fourth Proportional to 163,665.17, 225,839.57 and 92,043.66

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Solution

The fourth proportional to 163,665.17, 225,839.57 and 92,043.66 is: 127,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,665.17 : 225,839.57 = 92,043.66 : x
  2. Step 2: Convert to fraction form
    163,665.17/225,839.57 = 92,043.66/x
  3. Step 3: Cross multiply
    163,665.17x = 225,839.57 × 92,043.66
  4. Step 4: Simplify right side
    163,665.17x = 20,787,100,595.63
  5. Step 5: Solve for x
    x = 20,787,100,595.63/163,665.17
  6. Step 6: Final answer
    x = 127,009.92

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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.