Home / 62,478.54-86,218.38-34,182.36

Finding the Fourth Proportional to 62,478.54, 86,218.38 and 34,182.36

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Solution

The fourth proportional to 62,478.54, 86,218.38 and 34,182.36 is: 47,170.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,478.54 : 86,218.38 = 34,182.36 : x
  2. Step 2: Convert to fraction form
    62,478.54/86,218.38 = 34,182.36/x
  3. Step 3: Cross multiply
    62,478.54x = 86,218.38 × 34,182.36
  4. Step 4: Simplify right side
    62,478.54x = 2,947,147,703.78
  5. Step 5: Solve for x
    x = 2,947,147,703.78/62,478.54
  6. Step 6: Final answer
    x = 47,170.56

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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.