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Finding the Fourth Proportional to 244,267.52, 366,435.84 and 78,016.64

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Solution

The fourth proportional to 244,267.52, 366,435.84 and 78,016.64 is: 117,036.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,267.52 : 366,435.84 = 78,016.64 : x
  2. Step 2: Convert to fraction form
    244,267.52/366,435.84 = 78,016.64/x
  3. Step 3: Cross multiply
    244,267.52x = 366,435.84 × 78,016.64
  4. Step 4: Simplify right side
    244,267.52x = 28,588,093,012.38
  5. Step 5: Solve for x
    x = 28,588,093,012.38/244,267.52
  6. Step 6: Final answer
    x = 117,036.00

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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.