Home / 150,964.08-208,330.47-82,985.46

Finding the Fourth Proportional to 150,964.08, 208,330.47 and 82,985.46

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Solution

The fourth proportional to 150,964.08, 208,330.47 and 82,985.46 is: 114,519.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,964.08 : 208,330.47 = 82,985.46 : x
  2. Step 2: Convert to fraction form
    150,964.08/208,330.47 = 82,985.46/x
  3. Step 3: Cross multiply
    150,964.08x = 208,330.47 × 82,985.46
  4. Step 4: Simplify right side
    150,964.08x = 17,288,399,884.97
  5. Step 5: Solve for x
    x = 17,288,399,884.97/150,964.08
  6. Step 6: Final answer
    x = 114,519.96

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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.