Home / 62,669.50-86,488.49-35,811.45

Finding the Fourth Proportional to 62,669.50, 86,488.49 and 35,811.45

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Solution

The fourth proportional to 62,669.50, 86,488.49 and 35,811.45 is: 49,422.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,669.50 : 86,488.49 = 35,811.45 : x
  2. Step 2: Convert to fraction form
    62,669.50/86,488.49 = 35,811.45/x
  3. Step 3: Cross multiply
    62,669.50x = 86,488.49 × 35,811.45
  4. Step 4: Simplify right side
    62,669.50x = 3,097,278,324.74
  5. Step 5: Solve for x
    x = 3,097,278,324.74/62,669.50
  6. Step 6: Final answer
    x = 49,422.42

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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.