Home / 175,072.29-262,617.74-55,138.62

Finding the Fourth Proportional to 175,072.29, 262,617.74 and 55,138.62

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Solution

The fourth proportional to 175,072.29, 262,617.74 and 55,138.62 is: 82,710.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,072.29 : 262,617.74 = 55,138.62 : x
  2. Step 2: Convert to fraction form
    175,072.29/262,617.74 = 55,138.62/x
  3. Step 3: Cross multiply
    175,072.29x = 262,617.74 × 55,138.62
  4. Step 4: Simplify right side
    175,072.29x = 14,480,379,495.43
  5. Step 5: Solve for x
    x = 14,480,379,495.43/175,072.29
  6. Step 6: Final answer
    x = 82,710.86

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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.