Home / 150,844.42-208,166.62-82,862.78

Finding the Fourth Proportional to 150,844.42, 208,166.62 and 82,862.78

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Solution

The fourth proportional to 150,844.42, 208,166.62 and 82,862.78 is: 114,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,844.42 : 208,166.62 = 82,862.78 : x
  2. Step 2: Convert to fraction form
    150,844.42/208,166.62 = 82,862.78/x
  3. Step 3: Cross multiply
    150,844.42x = 208,166.62 × 82,862.78
  4. Step 4: Simplify right side
    150,844.42x = 17,249,263,588.41
  5. Step 5: Solve for x
    x = 17,249,263,588.41/150,844.42
  6. Step 6: Final answer
    x = 114,351.36

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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.