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Finding the Fourth Proportional to 59,135.89, 88,717.95 and 19,693.34

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Solution

The fourth proportional to 59,135.89, 88,717.95 and 19,693.34 is: 29,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,135.89 : 88,717.95 = 19,693.34 : x
  2. Step 2: Convert to fraction form
    59,135.89/88,717.95 = 19,693.34/x
  3. Step 3: Cross multiply
    59,135.89x = 88,717.95 × 19,693.34
  4. Step 4: Simplify right side
    59,135.89x = 1,747,152,753.45
  5. Step 5: Solve for x
    x = 1,747,152,753.45/59,135.89
  6. Step 6: Final answer
    x = 29,544.71

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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.