Home / 185,311.20-277,966.80-164,644.05

Finding the Fourth Proportional to 185,311.20, 277,966.80 and 164,644.05

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Solution

The fourth proportional to 185,311.20, 277,966.80 and 164,644.05 is: 246,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,311.20 : 277,966.80 = 164,644.05 : x
  2. Step 2: Convert to fraction form
    185,311.20/277,966.80 = 164,644.05/x
  3. Step 3: Cross multiply
    185,311.20x = 277,966.80 × 164,644.05
  4. Step 4: Simplify right side
    185,311.20x = 45,765,579,717.54
  5. Step 5: Solve for x
    x = 45,765,579,717.54/185,311.20
  6. Step 6: Final answer
    x = 246,966.08

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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.