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Finding the Fourth Proportional to 166,404, 249,606 and 55,596

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Solution

The fourth proportional to 166,404, 249,606 and 55,596 is: 83,394

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,404 : 249,606 = 55,596 : x
  2. Step 2: Convert to fraction form
    166,404/249,606 = 55,596/x
  3. Step 3: Cross multiply
    166,404x = 249,606 × 55,596
  4. Step 4: Simplify right side
    166,404x = 13,877,095,176
  5. Step 5: Solve for x
    x = 13,877,095,176/166,404
  6. Step 6: Final answer
    x = 83,394

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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.