Home / 163,943.34-226,253.37-91,351.02

Finding the Fourth Proportional to 163,943.34, 226,253.37 and 91,351.02

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Solution

The fourth proportional to 163,943.34, 226,253.37 and 91,351.02 is: 126,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,943.34 : 226,253.37 = 91,351.02 : x
  2. Step 2: Convert to fraction form
    163,943.34/226,253.37 = 91,351.02/x
  3. Step 3: Cross multiply
    163,943.34x = 226,253.37 × 91,351.02
  4. Step 4: Simplify right side
    163,943.34x = 20,668,476,127.94
  5. Step 5: Solve for x
    x = 20,668,476,127.94/163,943.34
  6. Step 6: Final answer
    x = 126,070.85

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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.