Home / 179,789.40-269,684.10-55,114.20

Finding the Fourth Proportional to 179,789.40, 269,684.10 and 55,114.20

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Solution

The fourth proportional to 179,789.40, 269,684.10 and 55,114.20 is: 82,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,789.40 : 269,684.10 = 55,114.20 : x
  2. Step 2: Convert to fraction form
    179,789.40/269,684.10 = 55,114.20/x
  3. Step 3: Cross multiply
    179,789.40x = 269,684.10 × 55,114.20
  4. Step 4: Simplify right side
    179,789.40x = 14,863,423,424.22
  5. Step 5: Solve for x
    x = 14,863,423,424.22/179,789.40
  6. Step 6: Final answer
    x = 82,671.30

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1.5x scale

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.