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Finding the Fourth Proportional to 59,092.70, 88,647.15 and 19,645.70

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Solution

The fourth proportional to 59,092.70, 88,647.15 and 19,645.70 is: 29,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,092.70 : 88,647.15 = 19,645.70 : x
  2. Step 2: Convert to fraction form
    59,092.70/88,647.15 = 19,645.70/x
  3. Step 3: Cross multiply
    59,092.70x = 88,647.15 × 19,645.70
  4. Step 4: Simplify right side
    59,092.70x = 1,741,535,314.76
  5. Step 5: Solve for x
    x = 1,741,535,314.76/59,092.70
  6. Step 6: Final answer
    x = 29,471.24

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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.