Home / 68,006.60-102,182.08-43,058.36

Finding the Fourth Proportional to 68,006.60, 102,182.08 and 43,058.36

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Solution

The fourth proportional to 68,006.60, 102,182.08 and 43,058.36 is: 64,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,006.60 : 102,182.08 = 43,058.36 : x
  2. Step 2: Convert to fraction form
    68,006.60/102,182.08 = 43,058.36/x
  3. Step 3: Cross multiply
    68,006.60x = 102,182.08 × 43,058.36
  4. Step 4: Simplify right side
    68,006.60x = 4,399,792,786.19
  5. Step 5: Solve for x
    x = 4,399,792,786.19/68,006.60
  6. Step 6: Final answer
    x = 64,696.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.