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Finding the Fourth Proportional to 59,975.94, 89,963.88 and 17,855.82

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Solution

The fourth proportional to 59,975.94, 89,963.88 and 17,855.82 is: 26,783.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,975.94 : 89,963.88 = 17,855.82 : x
  2. Step 2: Convert to fraction form
    59,975.94/89,963.88 = 17,855.82/x
  3. Step 3: Cross multiply
    59,975.94x = 89,963.88 × 17,855.82
  4. Step 4: Simplify right side
    59,975.94x = 1,606,378,847.78
  5. Step 5: Solve for x
    x = 1,606,378,847.78/59,975.94
  6. Step 6: Final answer
    x = 26,783.72

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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.