Home / 86,083.08-118,791.54-48,356.52

Finding the Fourth Proportional to 86,083.08, 118,791.54 and 48,356.52

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Solution

The fourth proportional to 86,083.08, 118,791.54 and 48,356.52 is: 66,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,083.08 : 118,791.54 = 48,356.52 : x
  2. Step 2: Convert to fraction form
    86,083.08/118,791.54 = 48,356.52/x
  3. Step 3: Cross multiply
    86,083.08x = 118,791.54 × 48,356.52
  4. Step 4: Simplify right side
    86,083.08x = 5,744,345,479.84
  5. Step 5: Solve for x
    x = 5,744,345,479.84/86,083.08
  6. Step 6: Final answer
    x = 66,730.25

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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.