Home / 166,072.30-249,108.45-164,517.10

Finding the Fourth Proportional to 166,072.30, 249,108.45 and 164,517.10

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Solution

The fourth proportional to 166,072.30, 249,108.45 and 164,517.10 is: 246,775.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,072.30 : 249,108.45 = 164,517.10 : x
  2. Step 2: Convert to fraction form
    166,072.30/249,108.45 = 164,517.10/x
  3. Step 3: Cross multiply
    166,072.30x = 249,108.45 × 164,517.10
  4. Step 4: Simplify right side
    166,072.30x = 40,982,599,779.50
  5. Step 5: Solve for x
    x = 40,982,599,779.50/166,072.30
  6. Step 6: Final answer
    x = 246,775.65

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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.