Home / 69,182.02-103,787.61-22,431.25

Finding the Fourth Proportional to 69,182.02, 103,787.61 and 22,431.25

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Solution

The fourth proportional to 69,182.02, 103,787.61 and 22,431.25 is: 33,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,182.02 : 103,787.61 = 22,431.25 : x
  2. Step 2: Convert to fraction form
    69,182.02/103,787.61 = 22,431.25/x
  3. Step 3: Cross multiply
    69,182.02x = 103,787.61 × 22,431.25
  4. Step 4: Simplify right side
    69,182.02x = 2,328,085,826.81
  5. Step 5: Solve for x
    x = 2,328,085,826.81/69,182.02
  6. Step 6: Final answer
    x = 33,651.60

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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.