Home / 166,072.12-249,305.46-131,036.92

Finding the Fourth Proportional to 166,072.12, 249,305.46 and 131,036.92

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Solution

The fourth proportional to 166,072.12, 249,305.46 and 131,036.92 is: 196,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,072.12 : 249,305.46 = 131,036.92 : x
  2. Step 2: Convert to fraction form
    166,072.12/249,305.46 = 131,036.92/x
  3. Step 3: Cross multiply
    166,072.12x = 249,305.46 × 131,036.92
  4. Step 4: Simplify right side
    166,072.12x = 32,668,219,617.58
  5. Step 5: Solve for x
    x = 32,668,219,617.58/166,072.12
  6. Step 6: Final answer
    x = 196,711.04

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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.