Home / 185,928.36-279,007.02-73,589.46

Finding the Fourth Proportional to 185,928.36, 279,007.02 and 73,589.46

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Solution

The fourth proportional to 185,928.36, 279,007.02 and 73,589.46 is: 110,429.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,928.36 : 279,007.02 = 73,589.46 : x
  2. Step 2: Convert to fraction form
    185,928.36/279,007.02 = 73,589.46/x
  3. Step 3: Cross multiply
    185,928.36x = 279,007.02 × 73,589.46
  4. Step 4: Simplify right side
    185,928.36x = 20,531,975,938.01
  5. Step 5: Solve for x
    x = 20,531,975,938.01/185,928.36
  6. Step 6: Final answer
    x = 110,429.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.