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Finding the Fourth Proportional to 166,476, 249,714 and 49,740

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Solution

The fourth proportional to 166,476, 249,714 and 49,740 is: 74,610

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,476 : 249,714 = 49,740 : x
  2. Step 2: Convert to fraction form
    166,476/249,714 = 49,740/x
  3. Step 3: Cross multiply
    166,476x = 249,714 × 49,740
  4. Step 4: Simplify right side
    166,476x = 12,420,774,360
  5. Step 5: Solve for x
    x = 12,420,774,360/166,476
  6. Step 6: Final answer
    x = 74,610

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.