Home / 150,967.35-208,332.61-82,982.87

Finding the Fourth Proportional to 150,967.35, 208,332.61 and 82,982.87

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Solution

The fourth proportional to 150,967.35, 208,332.61 and 82,982.87 is: 114,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,967.35 : 208,332.61 = 82,982.87 : x
  2. Step 2: Convert to fraction form
    150,967.35/208,332.61 = 82,982.87/x
  3. Step 3: Cross multiply
    150,967.35x = 208,332.61 × 82,982.87
  4. Step 4: Simplify right side
    150,967.35x = 17,288,037,424.52
  5. Step 5: Solve for x
    x = 17,288,037,424.52/150,967.35
  6. Step 6: Final answer
    x = 114,515.08

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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.