Home / 68,885.02-103,327.52-22,141.54

Finding the Fourth Proportional to 68,885.02, 103,327.52 and 22,141.54

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Solution

The fourth proportional to 68,885.02, 103,327.52 and 22,141.54 is: 33,212.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,885.02 : 103,327.52 = 22,141.54 : x
  2. Step 2: Convert to fraction form
    68,885.02/103,327.52 = 22,141.54/x
  3. Step 3: Cross multiply
    68,885.02x = 103,327.52 × 22,141.54
  4. Step 4: Simplify right side
    68,885.02x = 2,287,830,214.22
  5. Step 5: Solve for x
    x = 2,287,830,214.22/68,885.02
  6. Step 6: Final answer
    x = 33,212.31

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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.