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Finding the Fourth Proportional to 160,820.80, 241,231.82 and 67,260.92

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Solution

The fourth proportional to 160,820.80, 241,231.82 and 67,260.92 is: 100,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,820.80 : 241,231.82 = 67,260.92 : x
  2. Step 2: Convert to fraction form
    160,820.80/241,231.82 = 67,260.92/x
  3. Step 3: Cross multiply
    160,820.80x = 241,231.82 × 67,260.92
  4. Step 4: Simplify right side
    160,820.80x = 16,225,474,146.47
  5. Step 5: Solve for x
    x = 16,225,474,146.47/160,820.80
  6. Step 6: Final answer
    x = 100,891.64

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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.