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Finding the Fourth Proportional to 160,983.60, 241,507.80 and 55,780.80

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Solution

The fourth proportional to 160,983.60, 241,507.80 and 55,780.80 is: 83,682.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,983.60 : 241,507.80 = 55,780.80 : x
  2. Step 2: Convert to fraction form
    160,983.60/241,507.80 = 55,780.80/x
  3. Step 3: Cross multiply
    160,983.60x = 241,507.80 × 55,780.80
  4. Step 4: Simplify right side
    160,983.60x = 13,471,498,290.24
  5. Step 5: Solve for x
    x = 13,471,498,290.24/160,983.60
  6. Step 6: Final answer
    x = 83,682.43

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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.