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Finding the Fourth Proportional to 66,596.58, 99,898.72 and 25,043.94

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Solution

The fourth proportional to 66,596.58, 99,898.72 and 25,043.94 is: 37,567.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,596.58 : 99,898.72 = 25,043.94 : x
  2. Step 2: Convert to fraction form
    66,596.58/99,898.72 = 25,043.94/x
  3. Step 3: Cross multiply
    66,596.58x = 99,898.72 × 25,043.94
  4. Step 4: Simplify right side
    66,596.58x = 2,501,857,549.76
  5. Step 5: Solve for x
    x = 2,501,857,549.76/66,596.58
  6. Step 6: Final answer
    x = 37,567.36

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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.