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Finding the Fourth Proportional to 160,891.87, 241,338.61 and 66,173.71

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Solution

The fourth proportional to 160,891.87, 241,338.61 and 66,173.71 is: 99,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,891.87 : 241,338.61 = 66,173.71 : x
  2. Step 2: Convert to fraction form
    160,891.87/241,338.61 = 66,173.71/x
  3. Step 3: Cross multiply
    160,891.87x = 241,338.61 × 66,173.71
  4. Step 4: Simplify right side
    160,891.87x = 15,970,270,859.07
  5. Step 5: Solve for x
    x = 15,970,270,859.07/160,891.87
  6. Step 6: Final answer
    x = 99,260.89

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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.