Home / 160,290.64-221,199.92-95,789.28

Finding the Fourth Proportional to 160,290.64, 221,199.92 and 95,789.28

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Solution

The fourth proportional to 160,290.64, 221,199.92 and 95,789.28 is: 132,188.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,290.64 : 221,199.92 = 95,789.28 : x
  2. Step 2: Convert to fraction form
    160,290.64/221,199.92 = 95,789.28/x
  3. Step 3: Cross multiply
    160,290.64x = 221,199.92 × 95,789.28
  4. Step 4: Simplify right side
    160,290.64x = 21,188,581,072.86
  5. Step 5: Solve for x
    x = 21,188,581,072.86/160,290.64
  6. Step 6: Final answer
    x = 132,188.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.