Home / 86,413.77-119,254.68-48,173.31

Finding the Fourth Proportional to 86,413.77, 119,254.68 and 48,173.31

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Solution

The fourth proportional to 86,413.77, 119,254.68 and 48,173.31 is: 66,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,413.77 : 119,254.68 = 48,173.31 : x
  2. Step 2: Convert to fraction form
    86,413.77/119,254.68 = 48,173.31/x
  3. Step 3: Cross multiply
    86,413.77x = 119,254.68 × 48,173.31
  4. Step 4: Simplify right side
    86,413.77x = 5,744,892,668.59
  5. Step 5: Solve for x
    x = 5,744,892,668.59/86,413.77
  6. Step 6: Final answer
    x = 66,481.22

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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.