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Finding the Fourth Proportional to 163,311.65, 244,904.30 and 63,458.70

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Solution

The fourth proportional to 163,311.65, 244,904.30 and 63,458.70 is: 95,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,311.65 : 244,904.30 = 63,458.70 : x
  2. Step 2: Convert to fraction form
    163,311.65/244,904.30 = 63,458.70/x
  3. Step 3: Cross multiply
    163,311.65x = 244,904.30 × 63,458.70
  4. Step 4: Simplify right side
    163,311.65x = 15,541,308,185.12
  5. Step 5: Solve for x
    x = 15,541,308,185.12/163,311.65
  6. Step 6: Final answer
    x = 95,163.50

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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.