Home / 129,926.28-179,283.06-73,334.28

Finding the Fourth Proportional to 129,926.28, 179,283.06 and 73,334.28

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Solution

The fourth proportional to 129,926.28, 179,283.06 and 73,334.28 is: 101,192.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,926.28 : 179,283.06 = 73,334.28 : x
  2. Step 2: Convert to fraction form
    129,926.28/179,283.06 = 73,334.28/x
  3. Step 3: Cross multiply
    129,926.28x = 179,283.06 × 73,334.28
  4. Step 4: Simplify right side
    129,926.28x = 13,147,594,121.30
  5. Step 5: Solve for x
    x = 13,147,594,121.30/129,926.28
  6. Step 6: Final answer
    x = 101,192.72

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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.