Home / 66,208.41-91,293.39-62,009.37

Finding the Fourth Proportional to 66,208.41, 91,293.39 and 62,009.37

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Solution

The fourth proportional to 66,208.41, 91,293.39 and 62,009.37 is: 85,503.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,208.41 : 91,293.39 = 62,009.37 : x
  2. Step 2: Convert to fraction form
    66,208.41/91,293.39 = 62,009.37/x
  3. Step 3: Cross multiply
    66,208.41x = 91,293.39 × 62,009.37
  4. Step 4: Simplify right side
    66,208.41x = 5,661,045,599.06
  5. Step 5: Solve for x
    x = 5,661,045,599.06/66,208.41
  6. Step 6: Final answer
    x = 85,503.42

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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.