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Finding the Fourth Proportional to 147,797.55, 221,708.52 and 63,559.71

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Solution

The fourth proportional to 147,797.55, 221,708.52 and 63,559.71 is: 95,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,797.55 : 221,708.52 = 63,559.71 : x
  2. Step 2: Convert to fraction form
    147,797.55/221,708.52 = 63,559.71/x
  3. Step 3: Cross multiply
    147,797.55x = 221,708.52 × 63,559.71
  4. Step 4: Simplify right side
    147,797.55x = 14,091,729,235.73
  5. Step 5: Solve for x
    x = 14,091,729,235.73/147,797.55
  6. Step 6: Final answer
    x = 95,344.81

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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.