Home / 179,648.28-269,378.33-53,271.09

Finding the Fourth Proportional to 179,648.28, 269,378.33 and 53,271.09

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Solution

The fourth proportional to 179,648.28, 269,378.33 and 53,271.09 is: 79,878.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,648.28 : 269,378.33 = 53,271.09 : x
  2. Step 2: Convert to fraction form
    179,648.28/269,378.33 = 53,271.09/x
  3. Step 3: Cross multiply
    179,648.28x = 269,378.33 × 53,271.09
  4. Step 4: Simplify right side
    179,648.28x = 14,350,076,995.12
  5. Step 5: Solve for x
    x = 14,350,076,995.12/179,648.28
  6. Step 6: Final answer
    x = 79,878.73

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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.