Home / 150,953.20-208,317.03-82,042.66

Finding the Fourth Proportional to 150,953.20, 208,317.03 and 82,042.66

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Solution

The fourth proportional to 150,953.20, 208,317.03 and 82,042.66 is: 113,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,953.20 : 208,317.03 = 82,042.66 : x
  2. Step 2: Convert to fraction form
    150,953.20/208,317.03 = 82,042.66/x
  3. Step 3: Cross multiply
    150,953.20x = 208,317.03 × 82,042.66
  4. Step 4: Simplify right side
    150,953.20x = 17,090,883,264.50
  5. Step 5: Solve for x
    x = 17,090,883,264.50/150,953.20
  6. Step 6: Final answer
    x = 113,219.75

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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.