Home / 342,749.46-514,145.97-106,072.26

Finding the Fourth Proportional to 342,749.46, 514,145.97 and 106,072.26

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Solution

The fourth proportional to 342,749.46, 514,145.97 and 106,072.26 is: 159,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,749.46 : 514,145.97 = 106,072.26 : x
  2. Step 2: Convert to fraction form
    342,749.46/514,145.97 = 106,072.26/x
  3. Step 3: Cross multiply
    342,749.46x = 514,145.97 × 106,072.26
  4. Step 4: Simplify right side
    342,749.46x = 54,536,625,007.79
  5. Step 5: Solve for x
    x = 54,536,625,007.79/342,749.46
  6. Step 6: Final answer
    x = 159,115.13

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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.