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Finding the Fourth Proportional to 244,208.72, 366,017.84 and 125,815.48

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Solution

The fourth proportional to 244,208.72, 366,017.84 and 125,815.48 is: 188,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,208.72 : 366,017.84 = 125,815.48 : x
  2. Step 2: Convert to fraction form
    244,208.72/366,017.84 = 125,815.48/x
  3. Step 3: Cross multiply
    244,208.72x = 366,017.84 × 125,815.48
  4. Step 4: Simplify right side
    244,208.72x = 46,050,710,228.16
  5. Step 5: Solve for x
    x = 46,050,710,228.16/244,208.72
  6. Step 6: Final answer
    x = 188,571.11

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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.