Home / 69,170.02-103,769.61-22,419.25

Finding the Fourth Proportional to 69,170.02, 103,769.61 and 22,419.25

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Solution

The fourth proportional to 69,170.02, 103,769.61 and 22,419.25 is: 33,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,170.02 : 103,769.61 = 22,419.25 : x
  2. Step 2: Convert to fraction form
    69,170.02/103,769.61 = 22,419.25/x
  3. Step 3: Cross multiply
    69,170.02x = 103,769.61 × 22,419.25
  4. Step 4: Simplify right side
    69,170.02x = 2,326,436,828.99
  5. Step 5: Solve for x
    x = 2,326,436,828.99/69,170.02
  6. Step 6: Final answer
    x = 33,633.60

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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.