Home / 163,941.33-226,250.61-91,349.03

Finding the Fourth Proportional to 163,941.33, 226,250.61 and 91,349.03

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Solution

The fourth proportional to 163,941.33, 226,250.61 and 91,349.03 is: 126,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,941.33 : 226,250.61 = 91,349.03 : x
  2. Step 2: Convert to fraction form
    163,941.33/226,250.61 = 91,349.03/x
  3. Step 3: Cross multiply
    163,941.33x = 226,250.61 × 91,349.03
  4. Step 4: Simplify right side
    163,941.33x = 20,667,773,760.41
  5. Step 5: Solve for x
    x = 20,667,773,760.41/163,941.33
  6. Step 6: Final answer
    x = 126,068.11

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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.