Home / 149,544.12-206,365.14-82,476.12

Finding the Fourth Proportional to 149,544.12, 206,365.14 and 82,476.12

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Solution

The fourth proportional to 149,544.12, 206,365.14 and 82,476.12 is: 113,813.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,544.12 : 206,365.14 = 82,476.12 : x
  2. Step 2: Convert to fraction form
    149,544.12/206,365.14 = 82,476.12/x
  3. Step 3: Cross multiply
    149,544.12x = 206,365.14 × 82,476.12
  4. Step 4: Simplify right side
    149,544.12x = 17,020,196,050.46
  5. Step 5: Solve for x
    x = 17,020,196,050.46/149,544.12
  6. Step 6: Final answer
    x = 113,813.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.