Home / 150,972.26-208,342.26-82,995.12

Finding the Fourth Proportional to 150,972.26, 208,342.26 and 82,995.12

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Solution

The fourth proportional to 150,972.26, 208,342.26 and 82,995.12 is: 114,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,972.26 : 208,342.26 = 82,995.12 : x
  2. Step 2: Convert to fraction form
    150,972.26/208,342.26 = 82,995.12/x
  3. Step 3: Cross multiply
    150,972.26x = 208,342.26 × 82,995.12
  4. Step 4: Simplify right side
    150,972.26x = 17,291,390,869.77
  5. Step 5: Solve for x
    x = 17,291,390,869.77/150,972.26
  6. Step 6: Final answer
    x = 114,533.57

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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.