Home / 166,165.80-249,330.03-102,969

Finding the Fourth Proportional to 166,165.80, 249,330.03 and 102,969

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Solution

The fourth proportional to 166,165.80, 249,330.03 and 102,969 is: 154,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,165.80 : 249,330.03 = 102,969 : x
  2. Step 2: Convert to fraction form
    166,165.80/249,330.03 = 102,969/x
  3. Step 3: Cross multiply
    166,165.80x = 249,330.03 × 102,969
  4. Step 4: Simplify right side
    166,165.80x = 25,673,263,859.07
  5. Step 5: Solve for x
    x = 25,673,263,859.07/166,165.80
  6. Step 6: Final answer
    x = 154,503.90

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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.