Home / 175,256.20-262,778.70-67,137.16

Finding the Fourth Proportional to 175,256.20, 262,778.70 and 67,137.16

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Solution

The fourth proportional to 175,256.20, 262,778.70 and 67,137.16 is: 100,665.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,256.20 : 262,778.70 = 67,137.16 : x
  2. Step 2: Convert to fraction form
    175,256.20/262,778.70 = 67,137.16/x
  3. Step 3: Cross multiply
    175,256.20x = 262,778.70 × 67,137.16
  4. Step 4: Simplify right side
    175,256.20x = 17,642,215,626.49
  5. Step 5: Solve for x
    x = 17,642,215,626.49/175,256.20
  6. Step 6: Final answer
    x = 100,665.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.