Home / 52,138.36-71,932.08-34,243.06

Finding the Fourth Proportional to 52,138.36, 71,932.08 and 34,243.06

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Solution

The fourth proportional to 52,138.36, 71,932.08 and 34,243.06 is: 47,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,138.36 : 71,932.08 = 34,243.06 : x
  2. Step 2: Convert to fraction form
    52,138.36/71,932.08 = 34,243.06/x
  3. Step 3: Cross multiply
    52,138.36x = 71,932.08 × 34,243.06
  4. Step 4: Simplify right side
    52,138.36x = 2,463,174,531.36
  5. Step 5: Solve for x
    x = 2,463,174,531.36/52,138.36
  6. Step 6: Final answer
    x = 47,243.04

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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.