Home / 166,074.30-249,111.45-164,519.10

Finding the Fourth Proportional to 166,074.30, 249,111.45 and 164,519.10

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Solution

The fourth proportional to 166,074.30, 249,111.45 and 164,519.10 is: 246,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,074.30 : 249,111.45 = 164,519.10 : x
  2. Step 2: Convert to fraction form
    166,074.30/249,111.45 = 164,519.10/x
  3. Step 3: Cross multiply
    166,074.30x = 249,111.45 × 164,519.10
  4. Step 4: Simplify right side
    166,074.30x = 40,983,591,553.70
  5. Step 5: Solve for x
    x = 40,983,591,553.70/166,074.30
  6. Step 6: Final answer
    x = 246,778.65

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1.5x scale

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.