Home / 178,198.04-245,913.21-106,578.06

Finding the Fourth Proportional to 178,198.04, 245,913.21 and 106,578.06

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Solution

The fourth proportional to 178,198.04, 245,913.21 and 106,578.06 is: 147,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,198.04 : 245,913.21 = 106,578.06 : x
  2. Step 2: Convert to fraction form
    178,198.04/245,913.21 = 106,578.06/x
  3. Step 3: Cross multiply
    178,198.04x = 245,913.21 × 106,578.06
  4. Step 4: Simplify right side
    178,198.04x = 26,208,952,850.17
  5. Step 5: Solve for x
    x = 26,208,952,850.17/178,198.04
  6. Step 6: Final answer
    x = 147,077.67

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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.