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Finding the Fourth Proportional to 59,268.89, 88,890.02 and 17,139.58

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Solution

The fourth proportional to 59,268.89, 88,890.02 and 17,139.58 is: 25,705.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,268.89 : 88,890.02 = 17,139.58 : x
  2. Step 2: Convert to fraction form
    59,268.89/88,890.02 = 17,139.58/x
  3. Step 3: Cross multiply
    59,268.89x = 88,890.02 × 17,139.58
  4. Step 4: Simplify right side
    59,268.89x = 1,523,537,608.99
  5. Step 5: Solve for x
    x = 1,523,537,608.99/59,268.89
  6. Step 6: Final answer
    x = 25,705.52

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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.