Home / 150,897.12-208,240.68-82,917.06

Finding the Fourth Proportional to 150,897.12, 208,240.68 and 82,917.06

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Solution

The fourth proportional to 150,897.12, 208,240.68 and 82,917.06 is: 114,427.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,897.12 : 208,240.68 = 82,917.06 : x
  2. Step 2: Convert to fraction form
    150,897.12/208,240.68 = 82,917.06/x
  3. Step 3: Cross multiply
    150,897.12x = 208,240.68 × 82,917.06
  4. Step 4: Simplify right side
    150,897.12x = 17,266,704,958.00
  5. Step 5: Solve for x
    x = 17,266,704,958.00/150,897.12
  6. Step 6: Final answer
    x = 114,427.00

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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.