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Finding the Fourth Proportional to 59,739.46, 82,262.50 and 58,413.45

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Solution

The fourth proportional to 59,739.46, 82,262.50 and 58,413.45 is: 80,436.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,739.46 : 82,262.50 = 58,413.45 : x
  2. Step 2: Convert to fraction form
    59,739.46/82,262.50 = 58,413.45/x
  3. Step 3: Cross multiply
    59,739.46x = 82,262.50 × 58,413.45
  4. Step 4: Simplify right side
    59,739.46x = 4,805,236,430.63
  5. Step 5: Solve for x
    x = 4,805,236,430.63/59,739.46
  6. Step 6: Final answer
    x = 80,436.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.