Home / 45,128.72-62,201.04-34,495.04

Finding the Fourth Proportional to 45,128.72, 62,201.04 and 34,495.04

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Solution

The fourth proportional to 45,128.72, 62,201.04 and 34,495.04 is: 47,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,128.72 : 62,201.04 = 34,495.04 : x
  2. Step 2: Convert to fraction form
    45,128.72/62,201.04 = 34,495.04/x
  3. Step 3: Cross multiply
    45,128.72x = 62,201.04 × 34,495.04
  4. Step 4: Simplify right side
    45,128.72x = 2,145,627,362.84
  5. Step 5: Solve for x
    x = 2,145,627,362.84/45,128.72
  6. Step 6: Final answer
    x = 47,544.61

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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.